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Unrated severityNVD Advisory· Published Dec 4, 2025· Updated Feb 26, 2026

WatchGuard Firebox Authenticated Out of Bounds Write in certd

CVE-2025-12026

Description

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS’s certificate request command could allow an authenticated privileged user to execute arbitrary code via specially crafted CLI commands.This vulnerability affects Fireware OS 12.0 up to and including 12.11.4, 12.5 up to and including 12.5.13, and 2025.1 up to and including 2025.1.2.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • WatchGuard/Firewarellm-fuzzy2 versions
    >= 12.0 <= 12.11.4, >= 12.5 <= 12.5.13, >= 2025.1 <= 2025.1.2+ 1 more
    • (no CPE)range: >= 12.0 <= 12.11.4, >= 12.5 <= 12.5.13, >= 2025.1 <= 2025.1.2
    • (no CPE)range: 12.0

Patches

Vulnerability mechanics

References

1

News mentions

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