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Vulnerability in Citrix NetScaler ADC and NetScaler Gateway (August 26, 2025)

unknownknown exploitedpublic exploitCVE-2025-7775
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
On August 26, 2025, Citrix published a security bulletin (see Documentation section) regarding, among other things, the vulnerability CVE-2025-7775. This allows for remote code execution and affects all versions of Citrix NetScaler ADC and NetScaler Gateway, in certain...

CSIRTS triage

vendor: Citrixproduct: NetScaler ADC and NetScaler GatewayRemote code executionDenial of service
What
A memory overflow vulnerability allows for remote code execution and affects all versions of Citrix NetScaler ADC and NetScaler Gateway.
Who is affected
Users of Citrix NetScaler ADC and NetScaler Gateway.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Users should apply the latest patches from Citrix.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-FR Alertes de sécurité (FR · national-cert · site)
Severity
unknown
Published
2025-08-26
Exploitation
Observed in the wild (CISA KEV)
Language
Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/alerte/CERTFR-2025-ALE-012/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-7775coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

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