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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2026-3055

9.3

CVSScritical

Exploitable remotely over the internet · no authentication required.

Description

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread

Attack Vector

Network

Privileges Req.

None

User Interaction

None

adcgateway

Updated Oct 12, 2026View on NVD →

This CVE is in S4E's catalog, but no public scanner is mapped to it yet.

CVE history: adc

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