Description
A vulnerability has been identified within Rancher Manager, where using self-signed CA certificates and passing the -skip-verify flag to the Rancher CLI login command without also passing the –cacert flag results in the CLI attempting to fetch CA certificates stored in Rancher’s setting cacerts.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| SUSE | rancher | < 0.0.0-20260129092249-bb0625fd1896, 2.13.0 – < 2.13.2, 2.12.0 – < 2.12.6, 2.11.0 – < 2.11.10, 2.10.0 – < 2.10.11 | 0.0.0-20260129092249-bb0625fd1896 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 16.0 | govulncheck-vulndb | 0.0.20260723T184607-160000.1.1 | openSUSE-SU-2026:21483-1 |
| openSUSE Leap 15.6 | govulncheck-vulndb | 0.0.20260205T172317-150000.1.146.1 | SUSE-SU-2026:0403-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/rancher/rancher | < 0.0.0-20260129092249-bb0625fd1896 | 0.0.0-20260129092249-bb0625fd1896 | GHSA-mc24-7m59-4q5p |
| Go | github.com/rancher/rancher | >= 2.13.0, < 2.13.2 | 2.13.2 | GHSA-mc24-7m59-4q5p |
| Go | github.com/rancher/rancher | >= 2.12.0, < 2.12.6 | 2.12.6 | GHSA-mc24-7m59-4q5p |
| Go | github.com/rancher/rancher | >= 2.11.0, < 2.11.10 | 2.11.10 | GHSA-mc24-7m59-4q5p |
| Go | github.com/rancher/rancher | >= 2.10.0, < 2.10.11 | 2.10.11 | GHSA-mc24-7m59-4q5p |
| Go | github.com/rancher/rancher | all versions | — | GO-2026-4393 |
Advisories 3
- openSUSE-SU-2026:21483-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Jul 31, 2026
- SUSE-SU-2026:0403-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Mar 23, 2026
- WID-SEC-2026-0276 Rancher Manager und Backup Operator: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 4, 2026