{"id":"CVE-2026-3237","state":"PUBLISHED","title":"In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via an","description":"In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via an API endpoint that had incorrect permission validation. It was not possible to expose the signing keys using this vulnerability.","publishedAt":"2026-03-17T06:37:59.369Z","updatedAt":"2026-03-17T13:20:24.029Z","severity":{"score":2.3,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","source":"Octopus"},"assigner":"Octopus","products":["Octopus Deploy Octopus Server"],"affected":[{"vendor":"Octopus Deploy","product":"Octopus Server","defaultStatus":"unaffected","versions":[{"version":"2023.0.0","status":"affected","lessThan":"2025.3.14731","versionType":"custom"},{"version":"2025.4.0","status":"affected","lessThan":"2025.4.10359","versionType":"custom"},{"version":"2026.1.0","status":"affected","lessThan":"2026.1.5571","versionType":"custom"}],"platforms":["Windows"]}],"references":["https://advisories.octopus.com/post/2026/sa2026-03"],"weaknesses":["CWE-285"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/3xxx/CVE-2026-3237.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-3237","state":"PUBLISHED","datePublished":"2026-03-17T06:37:59.369Z","dateUpdated":"2026-03-17T13:20:24.029Z","assignerShortName":"Octopus","assignerOrgId":"6f4f8c89-ef06-4bae-a2a5-6734ddf76272","dateReserved":"2026-02-26T00:26:01.068Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via an API endpoint that had incorrect permission validation. It was not possible to expose the signing keys using this vulnerability."}],"affected":[{"vendor":"Octopus Deploy","product":"Octopus Server","defaultStatus":"unaffected","versions":[{"version":"2023.0.0","status":"affected","lessThan":"2025.3.14731","versionType":"custom"},{"version":"2025.4.0","status":"affected","lessThan":"2025.4.10359","versionType":"custom"},{"version":"2026.1.0","status":"affected","lessThan":"2026.1.5571","versionType":"custom"}],"platforms":["Windows"]}],"references":[{"url":"https://advisories.octopus.com/post/2026/sa2026-03"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"LOW","baseScore":2.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Low-Privilege User Can Modify Global Signing Key Settings"}]}],"providerMetadata":{"shortName":"Octopus","orgId":"6f4f8c89-ef06-4bae-a2a5-6734ddf76272","dateUpdated":"2026-03-17T06:37:59.369Z"},"credits":[{"lang":"en","value":"This vulnerability was found by raihanadiarba","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-17T13:20:19.497726Z","id":"CVE-2026-3237","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","type":"CWE","lang":"en","description":"CWE-285 Improper Authorization"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-17T13:20:24.029Z"}}]}}}