Known Vulnerabilities for Fireware Xtm by Watchguard

Listed below are 1 of the newest known vulnerabilities associated with "Fireware Xtm" by "Watchguard".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-86134 json A NULL pointer dereference vulnerability in the WatchGuard Fireware OS authentication process allows a remote, unauthenticate... Not Provided 2026-09-30 2026-09-30
CVE-2026-86133 json An integer underflow vulnerability in the WatchGuard Fireware OS IKE daemon (iked) allows a remote attacker who has completed... Not Provided 2026-09-30 2026-09-30
CVE-2026-86132 json An integer underflow vulnerability in the WatchGuard Fireware OS IKEv2 daemon (iked) allows a remote, unauthenticated attacke... Not Provided 2026-09-30 2026-09-30
CVE-2026-86131 json A code injection vulnerability in WatchGuard Fireware OS's BOVPN Over TLS client configuration handling allows an attacker wh... Not Provided 2026-09-30 2026-10-01
CVE-2026-86128 json A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated ... Not Provided 2026-09-30 2026-09-30
CVE-2026-86105 json An improper authorization vulnerability in Fireware OS's Access Portal reverse proxy allows an authenticated, low-privileged ... Not Provided 2026-09-30 2026-09-30
CVE-2026-86104 json An uncontrolled resource consumption vulnerability in the Fireware OS login process (wgagent) allows a remote, unauthenticate... Not Provided 2026-09-30 2026-09-30
CVE-2026-86101 json An improper authorization vulnerability in WatchGuard Fireware OS's SAML login process allows a remote, authenticated SAML us... Not Provided 2026-09-30 2026-09-30
CVE-2026-81851 json A heap-based buffer overflow vulnerability in Fireware OS's iked process allows an authenticated administrator to crash the I... Not Provided 2026-08-28 2026-08-28
CVE-2026-81433 json A stack-based buffer overflow vulnerability in WatchGuard Fireware OS's DHCP fingerprinting daemon (fingerd) allows an unauth... Not Provided 2026-09-30 2026-10-01
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationWatchguardFireware Xtm11.8.3

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