CVE Explorer
CVE-2026-49277
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"Rocket.Chat","vendor":"RocketChat","versions":[{"status":"affected","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"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:89559cdaeb3a957d3270f68c754c29097d6ac65677a4b681d9da1604e430ebb7 · sha256:6e8c7a5ad3cad7c5… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":2.3,"baseSeverity":"LOW","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","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","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:89559cdaeb3a957d3270f68c754c29097d6ac65677a4b681d9da1604e430ebb7 · sha256:6e8c7a5ad3cad7c5… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-613","description":"CWE-613: Insufficient Session Expiration","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:89559cdaeb3a957d3270f68c754c29097d6ac65677a4b681d9da1604e430ebb7 · sha256:6e8c7a5ad3cad7c5… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/RocketChat/Rocket.Chat/security/advisories/GHSA-39hg-492f-3c4f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/RocketChat/Rocket.Chat/security/advisories/GHSA-39hg-492f-3c4f"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:89559cdaeb3a957d3270f68c754c29097d6ac65677a4b681d9da1604e430ebb7 · sha256:6e8c7a5ad3cad7c5… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.