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High 8.1Published Jul 3, 2026

CVE-2026-13368WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2.

Updated under an hour ago ()

Does this affect you?

It affects watchguard fireware. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.1 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-416
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Aug 28, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
watchguard fireware
watchguard:fireware
from 2025.1 before 2026.2.1; from 12.5 before 12.5.19; from 11.0.0 before 11.12.4; 11.12.4; 11.12.4; from 12.0 before 12.12.1
NVD

References

  • broken-link
  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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