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VulnerabilitycriticalExploited in the wild

Citrix patches a new NetScaler flaw with echoes of CitrixBleed

CyberScoopby @gregotto ()3 min read2 · 1 read
Analyze CVE-2026-8451 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-3055
Out-of-Bounds Read in Citrix NetScaler ADC and Gateway When Used as SAML IDP
9.391%KEVPoC
KEV
CVE-2026-8451
Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML…
8.816%

From the original article

3 min read at cyberscoop.com

The bulletin includes six NetScaler issues, but attention is centered on a high-severity flaw with similarities to earlier actively exploited bugs. Citrix rated the overall bulletin severity as high and assigned CVSS scores ranging from 6. 9 to 8.

CyberScoop

By @gregotto · cyberscoop.com

Read the full article at CyberScoop

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.