CVE-2026-41053
Rancher has over-inclusive team membership expansion in GitHub App authentication provider in github.com/rancher/rancher
Description
Rancher has over-inclusive team membership expansion in GitHub App authentication provider in github.com/rancher/rancher. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. (If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.) The additional affected modules and versions are: github.com/rancher/rancher from v2.13.0 before v2.13.6, from v2.14.0 before v2.14.2.
How to fix CVE-2026-41053
To remediate CVE-2026-41053, upgrade the affected package to a fixed version below.
- —upgrade to 2.14.2 or later
- —upgrade to 0.0.0-20260519172014-d0c047bbc6d2 or later
Is CVE-2026-41053 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 2.14.0, < 2.14.2
- from 0, < 0.0.0-20260519172014-d0c047bbc6d2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |