Citrix Patches NetScaler SAML Zero-Day Exploited in Attacks

Citrix warns of actively exploited NetScaler flaw days after zero-day patch rush

Citrix has warned customers about another high-severity vulnerability in its NetScaler ADC and NetScaler Gateway products, just days after the company urged them to fix a separate batch of flaws that included two actively exploited zero-days. The new vulnerability, tracked as CVE-2026-88779, is a memory-overflow issue that can cause a denial-of-service (DoS) condition on affected appliances. Citrix rated it 8.7 under CVSS 4.0 and said it has obs…

Citrix patches NetScaler SAML zero-day exploited in attacks

Citrix has released emergency updates for a new NetScaler denial-of-service vulnerability tracked as CVE-2026-88779 that has been exploited in zero-day attacks, with researchers investigating whether it can also be exploited for remote code execution. [...]

Citrix NetScaler Zero-Day Exploited In Targeted Attacks

Citrix released security updates for CVE-2026-88779, a high-severity memory overflow flaw in NetScaler ADC and Gateway exploited in targeted zero-day […]

Citrix patches NetScaler SAML zero-day exploited in cyber attack

7 Source: www.bleepingcomputer.com