CVE-2026-88779 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	UNKNOWN				---

Awaiting analysis

This vulnerability is currently awaiting analysis.

Base Score

CVSS 3.x

EPSS Score

Percentile: 18.2%

Common Weakness Enumeration

CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

Vulnerability Media Exposure

[GERMAN] Citrix Netscaler aktualisieren! Zero-Day verursacht Crashes und Codeausführung
Sicherheitsforscher und Administratoren melden massenhafte Spontanreboots betroffener Geräte. Updates sind nun verfügbar und sollten schnell aufgespielt werden.
Published: 2026-10-04T10:58:00+00:00
[ENGLISH] 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. [...]
Published: 2026-10-04T17:58:01-04:00

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697174

https://community.citrix.com/techzone-blogs/110_security-updates/understanding-and-addressing-cve-2026-88779-in-citrix-netscaler-adc-and-citrix-netscaler-gateway/

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88779