Latest cybersecurity reporting from selected sources.

Citrix on Tuesday released security updates to address multiple flaws in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that could be exploited by an attacker to facilitate arbitrary file reads or trigger a denial-of-service (DoS) condition

The bulletin includes six NetScaler issues, but attention is centered on a high-severity flaw with similarities to earlier actively exploited bugs. The post Citrix patches a new NetScaler flaw with echoes of CitrixBleed appeared first on CyberScoop.

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.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered government agencies to patch their Citrix NetScaler appliances against an actively exploited vulnerability by Thursday. [...]

Citrix has patched two NetScaler ADC and NetScaler Gateway vulnerabilities, one of which is very similar to the CitrixBleed and CitrixBleed2 flaws exploited in zero-day attacks in recent years. [...]

Shadowserver counts more than 13,000 appliances still wide open – including thousands in US, Germany, and UK Thousands of Citrix NetScaler appliances remain exposed to a trio of security flaws that the vendor patched this week, one of which is already being actively exploited in the wild.…

Citrix has released fixes to address three security flaws in NetScaler ADC and NetScaler Gateway, including one that it said has been actively exploited in the wild

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.

Researchers have released proof-of-concept (PoC) exploits for a critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed CitrixBleed2, warning that the flaw is easily exploitable and can successfully steal user session tokens. [...]

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.

Two emergency patches issued in two weeks Hot on the heels of patching a critical bug in Citrix-owned Netscaler ADC and NetScaler Gateway that one security researcher dubbed "CitrixBleed 2," the embattled networking device vendor today issued an emergency patch for yet another super-serious flaw in the same products — but not before criminals found and exploited it as a zero-day.…

Citrix has released security updates to address a critical flaw affecting NetScaler ADC that it said has been exploited in the wild

Cybersecurity researchers have detailed two now-patched security flaws in SAP Graphical User Interface (GUI) for Windows and Java that, if successfully exploited, could have enabled attackers to access sensitive information under certain conditions

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.…

AG Says HealthAlliance Tried But Failed to Fix Zero-Day Flaw That Led to ExploitNew York State has levied a $550,000 fine against a healthcare group that tried - but failed - to patch a critical zero-day vulnerability in a Citrix NetScaler appliance used for telemedicine. Hackers exploited the flaw, stealing 196 gigabytes of data in an incident affecting 242,000 people.

There is some disagreement over whether the remote code execution (RCE) security flaws allow for unauthenticated exploitation or not. Citrix says no, but researchers say the company is downplaying a "good old unauthenticated RCE."

CISA wants you to leap on Citrix and Ivanti issues. Adobe, Intel, SAP also bid for patching priorities Patch Tuesday Another Patch Tuesday has dawned, as usual with the unpleasant news that there are pressing security weaknesses and blunders to address.…

Citrix is warning of two zero-day security vulnerabilities in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that are being actively exploited in the wild

Virtualization services provider VMware has alerted customers to the existence of a proof-of-concept (PoC) exploit for a recently patched security flaw in Aria Operations for Logs