{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4315","assignerOrgId":"5d1c2695-1a31-4499-88ae-e847036fd7e3","state":"PUBLISHED","assignerShortName":"WatchGuard","dateReserved":"2026-03-17T07:45:03.793Z","datePublished":"2026-03-30T12:38:15.842Z","dateUpdated":"2026-08-10T16:34:39.573Z"},"containers":{"cna":{"providerMetadata":{"orgId":"5d1c2695-1a31-4499-88ae-e847036fd7e3","shortName":"WatchGuard","dateUpdated":"2026-08-10T16:34:39.573Z"},"title":"WatchGuard Firebox Cross-Site Request Forgery (CSRF) in Fireware Web UI","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"WatchGuard","product":"Fireware OS","versions":[{"status":"affected","version":"2025.1","versionType":"custom","lessThan":"2026.2"},{"status":"affected","version":"12.0","versionType":"custom","lessThan":"12.12"},{"status":"affected","version":"11.8","versionType":"custom","lessThanOrEqual":"11.12.4+541730"}],"defaultStatus":"unaffected","platforms":["Default"]},{"vendor":"WatchGuard","product":"Fireware OS","versions":[{"status":"affected","version":"12.0","versionType":"custom","lessThan":"12.5.18"}],"defaultStatus":"unaffected","platforms":["T15/T35"]}],"references":[{"url":"https://psirt.watchguard.com/CVE-2026-4315","tags":["vendor-advisory"]},{"url":"https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00006","tags":["vendor-advisory"]}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*","versionStartIncluding":"12.0","versionEndExcluding":"12.5.18"},{"vulnerable":true,"criteria":"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*","versionStartIncluding":"2025.1","versionEndExcluding":"2026.2"},{"vulnerable":true,"criteria":"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*","versionStartIncluding":"12.0","versionEndExcluding":"12.12"},{"vulnerable":true,"criteria":"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*","versionStartIncluding":"11.8","versionEndIncluding":"11.12.4+541730"}]}]}],"metrics":[{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","baseScore":7.1,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-352","type":"CWE","cweId":"CWE-352"}]}],"credits":[{"lang":"en","value":"Simone Paganessi (https://www.linkedin.com/in/simonepaganessi)","type":"finder"}],"solutions":[{"lang":"en","value":"Fireware OS 2026.2, Fireware OS 12.12, Fireware OS 12.5.18"}],"exploits":[{"lang":"en","value":"WatchGuard is not aware of any exploitation of this issue in the wild."}],"datePublic":"2026-03-30T12:38:15.842Z"},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-30T13:26:57.195560Z","id":"CVE-2026-4315","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-30T13:27:05.601Z"}}]}}