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CVE-2026-13368 is a critical vulnerability in WatchGuard Fireware OS caused by a race condition that leads to a use-after-free condition in the LDAP authentication handling for Mobile User VPN with IKEv2. On affected Fireboxes, when Mobile User VPN with IKEv2 is configured to use an external LDAP authentication server, a remote unauthenticated attacker can trigger the flaw and achieve arbitrary code execution in the context of the iked process. Affected versions are Fireware OS 11.0 through 11.12.4_Update1, 12.0 through 12.12, and 2025.1 through 2026.2.
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What an attacker gets, and what they’ve been doing with it.
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No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.