Search/CVE-2026-41053
● CVE — High

CVE-2026-41053

VendorsuseProductrancherDiscoveredJun 30, 2026UpdatedOct 25, 2026

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.

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CVSS v3.1
8.8 HIGH
EPSS
0.52%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Aug 26, 2026
▲ 0.07pp
0.45% → 0.52% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Jun 30, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 25, 2026