CRITICAL 9.1 NVD

CVE-2026-121640

An Authentication Bypass by Capture-replay vulnerability in WatchGuard AuthPoint Gateway allows an attacker who has observed a legitimate request between AuthPo

An Authentication Bypass by Capture-replay vulnerability in WatchGuard AuthPoint Gateway allows an attacker who has observed a legitimate request between AuthPoint Gateway components to replay it and perform unauthorized administrative actions, including disrupting authentication services.

References

https://psirt.watchguard.com/CVE-2026-121640

Published: 2026-11-04 · Source: NVD · Feed updated: 2026-11-04

This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-11-04 via NVD.

Risk Timeline

CVE Disclosed2026-11-04 · -1 days ago

Remediation Resources

Official Advisory

psirt.watchguard.com/CVE-2026-121640

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