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Somewhere right now, a security tool is quietly finding bugs faster than any human can fix them. That's supposed to be the good news. The catch is that the attackers have the same tools, pointed the other way, and they don't file tickets
Threat actors associated with the Anubis ransomware operation have been observed exploiting the Citrix Bleed 2 (CVE-2025-5777) vulnerability to obtain initial access
Also, Lloyds Data Leak, Dutch Treasury Breach, Citrix Bug Exploit, Pay2Key ActivityThis week, Lloyds data leak hits 450K, Dutch treasury breach, Citrix flaw exploited, Iran-linked ransomware ops, TrueConf zero-day, Russian fraud ring sentenced, Romania targeted, patch gaps persist, and U.S. hospital breach affects 257K.
Ransomware Group Among Attackers Focused on Exploiting Citrix Netscaler FlawSecurity experts warn that attackers have ramped up their collective attempts to find and exploit Citrix NetScaler devices that remain unpatched. Cloud Security Group patched CVE-2025-5777, a flaw also known as "Citrix Bleed 2," nearly four weeks ago with a software update.
Also, O Canada, Oh Brother and More Probable Chinese HackingThis week, ransomware kills, Salt Typhoon hit Canada, Russian backdoors, SAP and Citrix patches, China hackers in the oil and energy sector. Brother printers have an unfixable flaw. Ransomware hit a U.S. dairy cooperative. Hackers in Albania and Oxford. European lawmakers heard cybersecurity advice.
Why are you even reading this story? Patch now! Citrix patched a critical vulnerability in its NetScaler ADC and NetScaler Gateway products that is already being compared to the infamous CitrixBleed flaw exploited by ransomware gangs and other cyber scum, although there haven't been any reports of active exploitation. Yet.…
The government-backed crew also enjoys ransomware as a side hustle Iranian government-backed cybercriminals have been hacking into US and foreign networks as recently as this month to steal sensitive data and deploy ransomware, and they're breaking in via vulnerable VPN and firewall devices from Check Point, Citrix, Palo Alto Networks and other manufacturers, according to Uncle Sam.…
Testifies that Citrix authentication snafu has cost the health giant dearly UnitedHealth CEO Andrew Witty will tell US lawmakers Wednesday the cyber-criminals who hit Change Healthcare with ransomware used stolen credentials to remotely access a Citrix portal that didn't have multi-factor authentication enabled.…
UnitedHealth confirms that Change Healthcare's network was breached by the BlackCat ransomware gang, who used stolen credentials to log into the company's Citrix remote access service, which did not have multi-factor authentication enabled. [...]
Urgent Action Needed to Prevent Ransomware Attacks Involving Vulnerability ExploitA recent spike in ransomware attacks has prompted federal regulators and the American Hospital Association to issue urgent warnings to hospitals and other healthcare firms to prevent potential exploitation of the Citrix Bleed software flaw affecting some NetScaler ADC and NetScaler Gateway devices.
The actor behind the high-profile MGM incident jumps across segmentations in under an hour, in a ransomware attack spanning Okta, Citrix, Azure, SharePoint, and more.
Multiple threat actors, including LockBit ransomware affiliates, are actively exploiting a recently disclosed critical security flaw in Citrix NetScaler application delivery control (ADC) and Gateway appliances to obtain initial access to target environments
Patch or isolate now: Organizations in every sector run the risk of hemorrhaging data as opportunistic attacks from LockBit ransomware and others grow.
Ransomware gangs target exposed Citrix Netscaler devices using a publicly available exploit to breach large organizations, steal data, and encrypt files. [...]
The Lockbit ransomware attacks use publicly available exploits for the Citrix Bleed vulnerability (CVE-2023-4966) to breach the systems of large organizations, steal data, and encrypt files. [...]
At least two extortion gangs abusing CVE-2023-4966, we're told Citrix Bleed, the critical information-disclosure bug that affects NetScaler ADC and NetScaler Gateway, is now under "mass exploitation," as thousands of Citrix NetScaler instances remain vulnerable, according to security teams.…