{"id":"CVE-2026-78103","state":"PUBLISHED","title":"Dimension Log Server Configuration Lock Bypass Vulnerability","description":"WatchGuard Dimension provides a client-side lock/unlock UI control for management changes. The server-side configuration endpoint does not enforce this lock/unlock workflow state, allowing an authenticated administrator to submit configuration changes directly to the endpoint without first completing the UI unlock step. This allows an authenticated read-write administrator session to bypass the intended editing workflow and overwrite configuration changes being made by another concurrent administrator session.","publishedAt":"2026-08-27T23:26:31.432Z","updatedAt":"2026-08-28T16:28:30.798Z","severity":{"score":5.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","source":"WatchGuard"},"assigner":"WatchGuard","products":["WatchGuard Dimension"],"affected":[{"vendor":"WatchGuard","product":"Dimension","defaultStatus":"unaffected","versions":[{"version":"2.0","status":"affected","lessThan":"2.3.1","versionType":"semver"}]}],"references":["https://psirt.watchguard.com/CVE-2026-78103"],"weaknesses":["CWE-841"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78103.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78103","state":"PUBLISHED","datePublished":"2026-08-27T23:26:31.432Z","dateUpdated":"2026-08-28T16:28:30.798Z","assignerShortName":"WatchGuard","assignerOrgId":"5d1c2695-1a31-4499-88ae-e847036fd7e3","dateReserved":"2026-08-22T17:36:37.256Z"},"containers":{"cna":{"title":"Dimension Log Server Configuration Lock Bypass Vulnerability","descriptions":[{"lang":"en","value":"WatchGuard Dimension provides a client-side lock/unlock UI control for management changes. The server-side configuration endpoint does not enforce this lock/unlock workflow state, allowing an authenticated administrator to submit configuration changes directly to the endpoint without first completing the UI unlock step. This allows an authenticated read-write administrator session to bypass the intended editing workflow and overwrite configuration changes being made by another concurrent administrator session."}],"affected":[{"vendor":"WatchGuard","product":"Dimension","defaultStatus":"unaffected","versions":[{"version":"2.0","status":"affected","lessThan":"2.3.1","versionType":"semver"}]}],"references":[{"url":"https://psirt.watchguard.com/CVE-2026-78103","tags":["vendor-advisory"]}],"metrics":[{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","baseScore":5.1,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-841","lang":"en","description":"CWE-841","type":"CWE"}]}],"providerMetadata":{"shortName":"WatchGuard","orgId":"5d1c2695-1a31-4499-88ae-e847036fd7e3","dateUpdated":"2026-08-27T23:26:31.432Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:watchguard:dimension:*:*:*:*:*:*:*:*","versionStartIncluding":"2.0","versionEndExcluding":"2.3.1"}]}]}],"credits":[{"lang":"en","value":"Simone Paganessi (https://www.linkedin.com/in/simonepaganessi)","type":"finder"}],"solutions":[{"lang":"en","value":"Dimension 2.3.1","supportingMedia":[{"type":"text/html","base64":false,"value":"Dimension 2.3.1"}]}],"exploits":[{"lang":"en","value":"WatchGuard is not aware of any exploitation of this vulnerability in the wild.","supportingMedia":[{"type":"text/html","base64":false,"value":"WatchGuard is not aware of any exploitation of this vulnerability in the wild."}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-28T16:28:01.383469Z","id":"CVE-2026-78103","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-28T16:28:30.798Z"}}]}}}