Medium severity · published Sep 29, 2026
CVE-2026-13224
Fireware OS Path Traversal in WebUI Management Agent Allows Arbitrary Local File Read
4.9
CVSS
0.4%
EPSS
No
On KEV
Description
A path traversal vulnerability in the Fireware OS WebUI management agent allows an authenticated administrator to read or list arbitrary files on the local filesystem by sending a specially crafted management request.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Fireware OS · WatchGuard
12.0 before 12.5.21; 2026.3 before 2026.3.2; 2025.0 before 2026.2.3; 12.0 before 12.12.3 · source: vendor
FI
Fireware · Watchguard
12.0 before 12.5.21; 12.12 before 12.12.3; 2025.0 before 2026.2.3; 2026.3 before 2026.3.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-13224
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-13224
vendor-advisory
https://psirt.watchguard.com/CVE-2026-13224
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