CitrixBleed 2: The Sequel No One Wanted – New Flaw Haunts NetScaler Users
CitrixBleed 2 is back like a sequel we didn’t ask for, letting attackers swipe session cookies without even logging in. It’s a memory overread issue that could turn your NetScaler into a cookie jar for hackers. Time to update before your network becomes a hacker’s playground!

Hot Take:
Just when you thought it was safe to go back into the Citrix waters, “CitrixBleed 2: The Revenge” has arrived. It seems the universe, much like your favorite TV series, is full of reboots—only this one involves cyber baddies replaying your session cookies like their favorite mixtape. If Citrix devices were pop stars, they’d be getting more comebacks than Cher. Someone, quick, get the popcorn and a patch!
Key Points:
– New vulnerability ‘CitrixBleed 2’ echoes a past Citrix flaw, allowing attackers to steal session cookies.
– Impacts multiple versions of NetScaler ADC and Gateway, requiring urgent updates.
– Similar to CVE-2023-4966, it allows memory overread in setups commonly used in large organizations.
– Over 56,500 NetScaler devices are exposed to the internet, exact vulnerability extent unknown.
– A secondary flaw, CVE-2025-5349, affects NetScaler’s management interface, also calling for immediate updates.