Citrix Patches a New NetScaler Flaw with Echoes of CitrixBleed

Citrix patches a new NetScaler flaw with echoes of CitrixBleed

Citrix published a security bulletin Tuesday disclosing six vulnerabilities in NetScaler ADC and NetScaler Gateway appliances, including a high-severity memory disclosure flaw that researchers say belongs to a vulnerability class first identified in the 2023 incident known as CitrixBleed. The company rated the overall bulletin severity as high and assigned CVSS scores ranging from 6.9 to 8.8 across the six CVEs. Citrix said customers should inst…

NetScaler Memory Overread Flaw Revives CitrixBleed Fears

Citrix has patched a pre-auth NetScaler memory overread bug, CVE-2026-8451, that echoes the 2023 CitrixBleed flaw and was found while researchers dissected an earlier Citrix bug. NetScaler Memory Overread Flaw Revives CitrixBleed Fears on Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses.

Multiple Citrix NetScaler ADC and Gateway Vulnerabilities Enables DoS and Memory Overflow Attacks

Multiple high-severity vulnerabilities have been identified in Citrix NetScaler ADC and NetScaler Gateway, exposing affected systems to denial-of-service (DoS) and memory overflow attacks. The issues, tracked under CVE-2026-8451, CVE-2026-8452, CVE-2026-8655, CVE-2026-10816, CVE-2026-10817, and CVE-2026-13474, were disclosed in a security bulletin published on June 30, 2026. According to Cloud Software Group, the vulnerabilities impact multiple …

Citrix Patches NetScaler Vulnerabilities, Including New ‘HTTP/2 Bomb’ Attack

Citrix urges customers to patch NetScaler after fixing six vulnerabilities, including the HTTP/2 Bomb flaw and a high-severity CitrixBleed-style information disclosure bug. The post Citrix Patches NetScaler Vulnerabilities, Including New ‘HTTP/2 Bomb’ Attack appeared first on SecurityWeek.