Medium severity4.9NVD Advisory· Published Jul 3, 2026· Updated Aug 28, 2026
CVE-2026-13371
CVE-2026-13371
Description
An authenticated administrator can trigger a denial-of-service condition in the Fireware Management Web UI by sending malformed or crafted data to the put_data endpoint, which performs unsafe deserialization of the attacker-supplied input.
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Affected products
2Patches
Vulnerability mechanics
References
2- www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00014nvdVendor Advisory
- psirt.watchguard.com/CVE-2026-13371nvdBroken Link
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