Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering (SUSE Rancher)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.39 % · percentile 33 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- suse
- NVD status
- Analyzed
Description
Fleet's Helm deployer did not fully apply ServiceAccount impersonation in two code paths, allowing a tenant with git push access to a Fleet-monitored repository to read secrets from any namespace on every downstream cluster targeted by their `GitRepo`.
Weaknesses (CWE)
- CWE-863 — Incorrect Authorization
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | suse |
| CVSS 3.1 | CRITICAL 9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | NVD · meissner@suse.de (Secondary) |
Advisories
- GHSA-765j-qfrp-hm3j — Fleet: Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering
- GO-2026-5207 — Fleet: Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering in github.com/rancher/fleet
European references
- ENISA EUVD · EUVD-2026-29917
- GCVE · GCVE-0-2026-41050
Affected configurations (NVD CPE)
cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*≥ 0.11.0 < 0.11.13cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*≥ 0.12.0 < 0.12.14cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*≥ 0.13.0 < 0.13.10cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*≥ 0.14.0 < 0.14.5cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*≥ 0.15.0 < 0.15.1
Affected products
| Product | Versions |
|---|---|
| SUSE · Rancher | affected 0.15.0 < 0.15.1 ; affected 0.14.0 < 0.14.5 ; affected 0.13.0 < 0.13.10 ; affected 0.12.0 < 0.12.14 ; affected 0.11.0 < 0.11.13 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |