CVE-2026-4315

Summary

A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.This issue affects Fireware OS: 11.8 through 11.12.4+541730, 12.0 through 12.11.8, and 2025.1 through 2026.1.2.

Affected Software

VendorProductVersion RangeStatus
WatchGuardFireware OS11.8 <= 11.12.4+541730affected
WatchGuardFireware OS12.0 <= 12.11.8affected
WatchGuardFireware OS12.5 <= 12.5.17affected
WatchGuardFireware OS2025.1 <= 2026.1.2affected

Weaknesses

  • CWE-352: CWE-352 Cross-Site Request Forgery (CSRF)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References