9.2Critical
CVE-2026-13368WatchGuard Firebox Race Condition and Use-After-Free in Mobile VPN with IKEv2 LDAP Authentication
Description
WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.
Weakness (CWE):
CWE-416
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| watchguard | fireware | 2025.1 – < 2026.2.1 | |
| WatchGuard | Fireware OS | 2025.1 – < 2026.2.1 |
References and patches
- https://psirt.watchguard.com/CVE-2026-13368 vendor-advisoryBroken Link
- https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00023 vendor-advisoryVendor Advisory
CPE matches (NVD) (6)
cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 2025.1 < 2026.2.1cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 12.5 < 12.5.19cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 11.0.0 < 11.12.4cpe:2.3:o:watchguard:fireware:11.12.4:-:*:*:*:*:*:*cpe:2.3:o:watchguard:fireware:11.12.4:u1:*:*:*:*:*:*cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 12.0 < 12.12.1