CVE Explorer
CVE-2026-41053
Incorrect authentication caching in the team member ship expansion of the Rancher Github authentication provider caused it granting principal access to any logged in user, in 2.13 before 2.13.6 and 2.14 before 2.14.2.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","modules":["github auth provider"],"packageName":"Rancher","product":"Rancher","repo":"https://github.com/rancher/rancher/","vendor":"SUSE","versions":[{"lessThan":"2.14.2","status":"affected","version":"2.14.0","versionType":"semver"},{"lessThan":"2.13.6","status":"affected","version":"2.13.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0e649c118af9f9691871af59a023ef2fd732cdcccfc5febf633ad8073c6b298e · sha256:3013aa46287b30e9… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0e649c118af9f9691871af59a023ef2fd732cdcccfc5febf633ad8073c6b298e · sha256:3013aa46287b30e9… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-303","description":"CWE-303 Incorrect implementation of authentication algorithm","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0e649c118af9f9691871af59a023ef2fd732cdcccfc5febf633ad8073c6b298e · sha256:3013aa46287b30e9… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://github.com/rancher/rancher/security/advisories/GHSA-4j6x-2764-m8gh"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0e649c118af9f9691871af59a023ef2fd732cdcccfc5febf633ad8073c6b298e · sha256:3013aa46287b30e9… · /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.