{"id":"CVE-2026-49277","state":"PUBLISHED","title":"Rocket.Chat: OAuth access and refresh tokens remain valid after account deactivation","description":"Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12, Rocket.Chat does not revoke OAuth bearer or refresh tokens when a user is deactivated. A deactivated user can continue using an existing OAuth access token, and can also mint a fresh access token from an existing refresh token. This vulnerability is fixed in 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12.","publishedAt":"2026-06-24T21:04:09.602Z","updatedAt":"2026-06-26T18:43:44.484Z","severity":{"score":2.3,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["RocketChat Rocket.Chat"],"affected":[{"vendor":"RocketChat","product":"Rocket.Chat","versions":[{"version":">= 8.5.0-rc.0, < 8.5.0","status":"affected"},{"version":">= 8.4.0-rc.0, < 8.4.2","status":"affected"},{"version":">= 8.3.0-rc.0, < 8.3.4","status":"affected"},{"version":">= 8.2.0-rc.0, < 8.2.4","status":"affected"},{"version":">= 8.1.0-rc.0, < 8.1.5","status":"affected"},{"version":">= 8.0.0-rc.0, < 8.0.6","status":"affected"},{"version":">= 7.11.0-rc.0, < 7.13.8","status":"affected"},{"version":"< 7.10.12","status":"affected"}]}],"references":["https://github.com/RocketChat/Rocket.Chat/security/advisories/GHSA-39hg-492f-3c4f"],"weaknesses":["CWE-613"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/49xxx/CVE-2026-49277.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49277","state":"PUBLISHED","datePublished":"2026-06-24T21:04:09.602Z","dateUpdated":"2026-06-26T18:43:44.484Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-28T20:07:58.861Z"},"containers":{"cna":{"title":"Rocket.Chat: OAuth access and refresh tokens remain valid after account deactivation","descriptions":[{"lang":"en","value":"Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12, Rocket.Chat does not revoke OAuth bearer or refresh tokens when a user is deactivated. A deactivated user can continue using an existing OAuth access token, and can also mint a fresh access token from an existing refresh token. This vulnerability is fixed in 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12."}],"affected":[{"vendor":"RocketChat","product":"Rocket.Chat","versions":[{"version":">= 8.5.0-rc.0, < 8.5.0","status":"affected"},{"version":">= 8.4.0-rc.0, < 8.4.2","status":"affected"},{"version":">= 8.3.0-rc.0, < 8.3.4","status":"affected"},{"version":">= 8.2.0-rc.0, < 8.2.4","status":"affected"},{"version":">= 8.1.0-rc.0, < 8.1.5","status":"affected"},{"version":">= 8.0.0-rc.0, < 8.0.6","status":"affected"},{"version":">= 7.11.0-rc.0, < 7.13.8","status":"affected"},{"version":"< 7.10.12","status":"affected"}]}],"references":[{"url":"https://github.com/RocketChat/Rocket.Chat/security/advisories/GHSA-39hg-492f-3c4f","name":"https://github.com/RocketChat/Rocket.Chat/security/advisories/GHSA-39hg-492f-3c4f","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-613","lang":"en","description":"CWE-613: Insufficient Session Expiration","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-06-24T21:04:09.602Z"},"source":{"advisory":"GHSA-39hg-492f-3c4f","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-26T17:51:07.662991Z","id":"CVE-2026-49277","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":"2026-06-26T18:43:44.484Z"}}]}}}