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Vulnerability & Patch Roundup β€” July 2026

1 August 2026 at 01:28
Vulnerability & Patch Roundup β€” July 2026

Running a website means a single unpatched vulnerability can take it offline, harm your reputation, or require cleanup. Most compromises begin with automated attacks exploiting known software flaws, usually reported and disclosed already.

To keep you protected from these threats, we’ve compiled this month’s key security updates and vulnerability patches for the WordPress ecosystem.

If you’re already using theΒ Sucuri Firewall, you’re protected. These vulnerabilities are virtually patched for all clients.

Continue reading Vulnerability & Patch Roundup β€” July 2026 at Sucuri Blog.

Understanding Illicit Ecosystems: Inside Rehub’s Rise as a Primary Ransomware Marketplace

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Blog

Understanding Illicit Ecosystems: Inside Rehub’s Rise as a Primary Ransomware Marketplace

As part of our ongoing series, Flashpoint intelligence tracks Rehub, breaking down its migration, infrastructure, and the various RaaS groups sponsoring and partnering with it.

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July 21, 2026

What is Rehub?

Rehub, also known as ReHub or RehubCom, is a Russian-language cybercrime forum founded in August 2025 by a former XSS moderator following its shutdown in the summer of 2025. Rehub dedicates itself to the commercial and marketplace use of ransomware, while its counterpart, DamageLib, serves as a knowledge base archive and exchange.

2025
July 23: XSS is taken down by law enforcement
August 1: XSS moderators launch DamageLib, which completely abandons illicit commerce.
August 10, 2025: Rehub forum is launched by a former XSS moderator, fully embracing illicit commerce.
January 28, 2026: RAMP is seized by law enforcement, with its users migrating to Rehub.

Operating both on Clear Web domains and an onion domain, the forum positions itself as free from state and law enforcement interference, framing existing XSS iterations as compromised. After law enforcement seized the RAMP (RAMP4U) forum in January 2026, Rehub absorbed a significant portion of the displaced cybercriminal community and became one of the primary destinations for ransomware operators.

The Rehub login page in August 2025, early stage of the forum. (Source: Rehub)

Who Are Known Members of Rehub?

There are many notable threat actors among Rehub moderators and users, including ransomware operators, vendors, and other prominent threat actors active across several illicit communities. Several current or ex-Rehub moderators were also maintainers of other illicit forums such as XSS, DamageLib, and RAMP.

Notably, Ransomware-as-a-Service (RaaS) groups such as DragonForce have maintained an active presence on the platform to market their affiliate programs. Flashpoint assesses that DragonForce is likely the forum’s primary sponsor or partner, as their banner is permanently displayed on the forum’s home page, with both logos mergedβ€”similar to its previous placement on RAMP.Β 

The Rehub home page with the DragonForce logo. (Source: Rehub)

Other active RaaS include:

  • The Gentlemen
  • CHAOS ransomware
  • Anubis
  • LockBit
  • DevMan

What Does Rehub Infrastructure Look Like?

As of July 2026, Flashpoint intelligence observes over 8,300 active users, 15,000 posts, and nearly 3,000 threads. Despite being free to join, Rehub practices a zero trust policy, which was established in mid-April 2026. Under this system, the forum restricts newly registered users from accessing any section other than its Sandbox. Users can also purchase paid upgrades:

  • Premium status (gold rank): Costing US $100 per year, this rank grants distinctive color, custom title, nickname changes, unlimited post editing/deletion, extended signature, unlocks all hidden text regardless of post count, likes, join date, ability to bump commercial threads, and inherits all lower-tier perks.Β 
  • Patron status (pink/magenta rank): Costing US $5,000 per year, this rank grants custom title editing, a personal profile link, custom styling for posts, profile, and postbit, and inherits all β€œPremium” perks.
The only section available to newly registered users on Rehub forum. (Source: Rehub)

What are the Various Rehub Forum Sections?

Rehub sections, similar to other forums, are grouped by major activities, separating the knowledge base from commerce and from general discussions.

The list of Rehub forum sections. (Source: Rehub)

Sandbox

Serves as an entry-level general discussion area and a place for community questions. Main activity consists of queries about operational security, introductory networking, and entry-level fraud or malware logistics.

Technical

Covers threads ranging from traditional network infrastructure vulnerabilities to emerging technologies such as AI jailbreaking and deepfake social engineering. Highly active, most communications focus on network vulnerabilities and carding.

Programming (Development)

This is a dedicated space for discussions on software engineering, system administration, and web optimization within the forum. Primary activities include sharing programming language tutorials, comparing backend technologies, and developing specialized automation tools.

Library

Serves as a repository of resources for the forum, hosting the most threads and community engagement. Users share operational materials, leaked databases, and utility software. Additionally, this section aggregates cybersecurity and tech industry news and articles.

Supermarket

This is a commercial section featuring ransomware affiliate programs, compromised network access, malware tools, stolen financial data, bulk spam infrastructure, forged documents, anonymous hosting, and crypto laundering services.

Arbitration

Serves as the forum’s internal justice system, where members resolve financial disputes and flag scammers. The β€œBlack List” subsection functions as a public record of bad actors and scam sites.

Administration

This is where forum staff post announcements, policy updates, and operational notices, including rules, official domains, forum news, moderator applications, and 2FA requirements. Members use it to ask questions, request escrow services, propose features, and raise concerns about the forum’s public image.

Monitor Illicit Marketplaces Using Flashpoint

Flashpoint will continue to monitor Rehub’s marketplace activity and infrastructure updates. Rehub’s rapid evolution from a post-XSS refuge to a heavily sponsored ransomware marketplaces demonstrates the resilience of the cybercrime ecosystem.Β 

Positioning itself as the primary ransomware marketplace, Rehub has built a high-barrier, high-reward environment for sophisticated threat actors. Request a demo to learn how Flashpoint delivers visibility into illicit communitiesβ€”empowering security teams to track threat actors, identify exposed assets, and mitigate ransomware risks.

See Flashpoint in Action

The post Understanding Illicit Ecosystems: Inside Rehub’s Rise as a Primary Ransomware Marketplace appeared first on Flashpoint.

Vulnerability & Patch Roundup β€” June 2026

2 July 2026 at 08:15
Vulnerability & Patch Roundup β€” June 2026

Running a website means a single unpatched vulnerability can take it offline, harm your reputation, or require cleanup. Most compromises begin with automated attacks exploiting known software flaws, usually reported and disclosed already.

To keep you protected from these threats, we’ve compiled this month’s key security updates and vulnerability patches for the WordPress ecosystem.

If you’re already using the Sucuri Firewall, you’re protected. These vulnerabilities are virtually patched for all clients.

Continue reading Vulnerability & Patch Roundup β€” June 2026 at Sucuri Blog.

Understanding Illicit Ecosystems: XSS and the Current State of the Russian-Speaking Underground

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Blog

Understanding Illicit Ecosystems: XSS and the Current State of the Russian-Speaking Underground

In this post, we explore XSS’ shift from a unified forum to a scattered community spread across several competing factions.

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What is XSS?

For more than two decades, XSS was the gathering ground for the Russian-speaking cybercriminal underground. Evolving from its former name, DaMaGeLaB, XSS evolved from a mid-tier message board into a top-tier hacking forum.

XSS is home to vendors of various crime types, including loaders, phishing, scamming, carding, malware development, distributed denial-of-service (DDoS) bots, and related services. It also facilitates the trade of illicit goods and services, while simultaneously serving as a networking and recruitment hub for threat actors.

XSS forum content falls within the following main sections:

  • β€œUnderground”: Includes most noncommercial content, such as sharing information on malware, vulnerabilities, and exploits, phishing, fraud, open source intelligence, artificial intelligence, and machine learning.
  • β€œProgramming, Development”: Includes posts and articles about programming languages and administration.
  • β€œLibrary”: Includes news articles, databases, and discussions around software and tools. Users also post about vulnerabilities and exploits.
  • β€œBusiness Decisions”: Users discuss different investments, the sale of digital goods, trading, start-ups of fraudulent businesses, and news about cryptocurrencies.
  • β€œLounge Zone, Resting”: Content involves lifestyle discussions, hobbies, and cybercriminal community rumors and scandals.
  • β€œTrading Platform”: Users sell and look to buy network access, malware, counterfeit documents, and advertise their services. This is where users hire and look for work or partners.
  • β€œPeople’s Court”: Used for complaints and arbitration and contains lists of phishing forums and scammers.
  • β€œOurs”: Contains information about the XSS project, discussions on issues, suggestions, and initiatives for forum improvement.
  • β€œPrivate: Underground”: Closed section for only forum members.
XSS forum main sections (Source: XSS)

XSS Disruption: July 2025 Takedown

On July 23, 2025, law enforcement organizations reportedly seized XSS as part of a multinational operation with Ukrainian authorities, French police, and Europol. Alongside the domain seizure, French authorities reported the arrest of XSS’s longtime administrator in Ukraine.

This arrest triggered an immediate chain reaction that has had lasting effects on the Russian-speaking undergroundβ€”with the XSS ecosystem splintering into several competing factions.

The Current State of the Russian-Speaking Underground

While the original XSS architecture was severely disrupted, the surrounding Russian-speaking cybercriminal ecosystem remains intensely active. However, instead of a centralized hub, the XSS ecosystem is spread out through competing environments that emerged directly from the fallout of the takedown.

DamageLib

Launched by the legacy moderators of XSS, DamageLib represents a structural pivot away from standard illicit forums. Concluding that the old XSS site was compromised by law enforcement, the moderators launched a new model that completely abandons commerceβ€”shutting down all buying, selling, and auctions entirelyβ€”-to eliminate user tracking and surveillance. Instead, it focuses strictly on technical materials and tutorials.

Rehub

Recognizing that displaced cybercriminals still required a commercial venue to trade, a former XSS moderator launched Rehub quickly after the emergence of DamageLib. Rehub immediately integrated a commercial platform, successfully recruiting prominent threat actors into its moderation team to establish underground credibility.

The forum is still in its development stage, with its content being populated, and an active member base being built.

XSS[.pro]

In early August 2025, an unknown entity launched an alleged resurrection of the forum on a new domain [.pro], utilizing old backups that preserved legacy user data, threads, and forum deposits. However, this new version has been met with significant distrust from Exploit and DamageLib, believing the [.pro] domain to be a honeypot controlled by law enforcement.

XSSF Forum

Started by a pro-Russian Telegram hacking group, this community actively targets EU and Ukrainian digital infrastructure. According to user discussions on DamageLib, this forum is not related to XSS. In addition, Flashpoint analysts note that targeting Ukrainian infrastructure directly contradicts its original community rules. The authenticity of this forum and its ownership has not been verified.

Monitor a Fractured Underground Using Flashpoint

While law enforcement achieved a significant victory over XSS, they did not eliminate the Russian-speaking cybercriminal underground. Instead, they broke the foundational trust mechanics that had kept it centralized for twenty years.

This has left the Russian-speaking underground in a deeply fractured state that is still intensely active and highly adaptive. For defenders and analysts, this threat has not diminishedβ€”it has diversified. Tracking this ecosystem no longer means watching a single centralized community, but rather actively mapping out the live migrations, shifting rules, and behavioral patterns across these splintered groups.

Request a demo to learn how Flashpoint helps security teams aggregate intelligence from these scattered factions into a single source of truth, empowering your organization to proactively monitor and intercept emerging threats.

Request a demo today.

The post Understanding Illicit Ecosystems: XSS and the Current State of the Russian-Speaking Underground appeared first on Flashpoint.

Vulnerability & Patch Roundup β€” May 2026

1 June 2026 at 03:08
Vulnerability & Patch Roundup β€” May 2026

If you run a website, you know that a single unpatched vulnerability can take your site offline, damage your reputation, or leave you cleaning up after an attack. Most compromises we see start with automated attacks targeting known software flaws, often the same ones that have already been reported and disclosed.

To help you stay ahead of these threats, we’ve put together this month’s roundup of critical security updates and vulnerability patches affecting the WordPress ecosystem.

Continue reading Vulnerability & Patch Roundup β€” May 2026 at Sucuri Blog.

Vulnerability & Patch Roundup β€” April 2026

Vulnerability & Patch Roundup β€” April 2026

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” April 2026 at Sucuri Blog.

Vulnerability & Patch Roundup β€” March 2026

1 April 2026 at 22:54
Vulnerability & Patch Roundup β€” March 2026

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” March 2026 at Sucuri Blog.

Vulnerability & Patch Roundup β€” February 2026

28 February 2026 at 20:30
Vulnerability & Patch Roundup β€” February 2026

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” February 2026 at Sucuri Blog.

Vulnerability & Patch Roundup β€” January 2026

1 February 2026 at 02:12
Vulnerability & Patch Roundup β€” January 2026

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” January 2026 at Sucuri Blog.

Vulnerability & Patch Roundup β€” December 2025

1 January 2026 at 01:46
Vulnerability & Patch Roundup β€” December 2025

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” December 2025 at Sucuri Blog.

How to Protect Your Site From Content Sniffing with HTTP Security Headers

19 December 2025 at 00:58
How to Protect Your Site From Content Sniffing with HTTP Security Headers

Ever had a perfectly β€œsafe” page or file turn into an attack vector out of nowhere? That can happen when browsers start guessing what your content is instead of listening to your server. Browsers sometimes try to figure out what kind of file they’re dealing with if the server doesn’t provide the Content-Type header or provides the wrong one, a process known as β€œcontent sniffing.” While this can be helpful, content sniffing is a security risk if an attacker can mess with the content.

Continue reading How to Protect Your Site From Content Sniffing with HTTP Security Headers at Sucuri Blog.

Vulnerability & Patch Roundup β€” November 2025

30 November 2025 at 22:38
Vulnerability & Patch Roundup β€” November 2025

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises.

To help educate website owners about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup β€” November 2025 at Sucuri Blog.

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