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GO-2026-5154

Rancher Extensions have arbitrary file access via path traversal in github.com/rancher/rancher

Details

Rancher Extensions have arbitrary file access via path traversal 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 v2.10.11 before v2.11.13, from v2.12.0 before v2.12.9, from v2.13.0 before v2.13.5, from v2.14.0 before v2.14.1.

Are you affected?

Enter the version of the package you're using.

Affected packages

Go / github.com/rancher/rancher

Introduced in: 0

No fixed version published yet for github.com/rancher/rancher (go modules). Pin to a known-safe version or switch to an alternative.

References

https://github.com/rancher/rancher/security/advisories/GHSA-5v3h-x4wf-5c35 [ADVISORY]
https://nvd.nist.gov/vuln/detail/CVE-2026-25705 [ADVISORY]
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-25705 [WEB]