Critical severity9.9GHSA Advisory· Published May 13, 2026· Updated May 13, 2026

CVE-2026-41050

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
github.com/rancher/fleetGo	>= 0.15.0, < 0.15.1	0.15.1
github.com/rancher/fleetGo	>= 0.14.0, < 0.14.5	0.14.5
github.com/rancher/fleetGo	>= 0.13.0, < 0.13.10	0.13.10
github.com/rancher/fleetGo	>= 0.12.0, < 0.12.14	0.12.14
github.com/rancher/fleetGo	>= 0.11.0, < 0.11.13	0.11.13

Affected products

Rancher/FleetGHSA
Range: >= 0.11.0, < 0.11.13
ghsa-coords
pkg:golang/github.com/rancher/fleet
Range: >= 0.15.0, < 0.15.1

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-765j-qfrp-hm3jnvdADVISORY
nvd.nist.gov/vuln/detail/CVE-2026-41050ghsaADVISORY
bugzilla.suse.com/show_bug.cginvdWEB
github.com/rancher/fleet/security/advisories/GHSA-765j-qfrp-hm3jghsaWEB

News mentions

No linked articles in our index yet.

cvss	0.643
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000