Medium [CVE-2026-82332] improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted request and convincing the victim user to accept an MFA push notification
This medium-severity WatchGuard advisory covers CVE-2026-82332 affecting Fireware OS.
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Summary
An improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted request and convincing the victim user to accept an MFA push notification.
- Fireware OS 2025.1 before 2026.4
- Fireware OS 12.7 before 12.12.4
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
- 2026.4
- 12.12.4
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
Mitigation
Upgrade to a fixed release: 2026.4, 12.12.4. That is the remediation for this advisory.
The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
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