A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously…

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Mar 3, 2026 · NIST NVD

   Detected

   A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

2. Aug 10, 2026 · NIST NVD

   Updated

   A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

Affected

• cpe watchguard/firewareversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2026-3344

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-3344

  A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

  nvd.nist.gov

References

• Reference · psirt.watchguard.com
• Vendor Advisory · watchguard.com