Key Takeaways: 85 active ransomware and extortion groups observed in Q3 2025, reflecting the most decentralized ransomware ecosystem to date. 1,590 victims disclosed across 85 leak sites, showing high, sustained activity despite law-enforcement pressure. 14 new ransomware brands launched this quarter, proving how quickly affiliates reconstitute after takedowns. LockBit’s reappearance with
State-sponsored threat actors from China used artificial intelligence (AI) technology developed by Anthropic to orchestrate automated cyber attacks as part of a "highly sophisticated espionage campaign" in mid-September 2025. "The attackers used AI's 'agentic' capabilities to an unprecedented degree – using AI not just as an advisor, but to execute the cyber attacks themselves," the AI upstart
Cybersecurity researchers are sounding the alert about an authentication bypass vulnerability in Fortinet FortiWeb Web Application Firewall (WAF) that could allow an attacker to take over admin accounts and completely compromise a device. "The watchTowr team is seeing active, indiscriminate in-the-wild exploitation of what appears to be a silently patched vulnerability in Fortinet's FortiWeb
A Russian-speaking threat behind an ongoing, mass phishing campaign has registered more than 4,300 domain names since the start of the year. The activity, per Netcraft security researcher Andrew Brandt, is designed to target customers of the hospitality industry, specifically hotel guests who may have travel reservations with spam emails. The campaign is said to have begun in earnest around
Cybersecurity researchers have uncovered a malicious Chrome extension that poses as a legitimate Ethereum wallet but harbors functionality to exfiltrate users' seed phrases. The name of the extension is "Safery: Ethereum Wallet," with the threat actor describing it as a "secure wallet for managing Ethereum cryptocurrency with flexible settings." It was uploaded to the Chrome Web Store on
The Race for Every New CVE Based on multiple 2025 industry reports: roughly 50 to 61 percent of newly disclosed vulnerabilities saw exploit code weaponized within 48 hours. Using the CISA Known Exploited Vulnerabilities Catalog as a reference, hundreds of software flaws are now confirmed as actively targeted within days of public disclosure. Each new announcement now triggers a global race
Malware families like Rhadamanthys Stealer, Venom RAT, and the Elysium botnet have been disrupted as part of a coordinated law enforcement operation led by Europol and Eurojust. The activity, which took place between November 10 and 13, 2025, marks Please remove image compression the latest phase of Operation Endgame, an ongoing operation designed to take down criminal infrastructures and combat
Behind every click, there’s a risk waiting to be tested. A simple ad, email, or link can now hide something dangerous. Hackers are getting smarter, using new tools to sneak past filters and turn trusted systems against us. But security teams are fighting back. They’re building faster defenses, better ways to spot attacks, and stronger systems to keep people safe. It’s a constant race — every
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical security flaw impacting WatchGuard Fireware to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerability in question is CVE-2025-9242 (CVSS score: 9.3), an out-of-bounds write vulnerability affecting Fireware OS 11.10.2 up to and including
Cybersecurity researchers are calling attention to a large-scale spam campaign that has flooded the npm registry with thousands of fake packages since early 2024 as part of a likely financially motivated effort. "The packages were systematically published over an extended period, flooding the npm registry with junk packages that survived in the ecosystem for almost two years," Endor Labs