What’s Vulnerable › Vulnerabilities

CVE-2026-41050: Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-13 · updated 2026-10-26
• Weakness: CWE-863

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`.

Affected products

• SUSE Fleet: from 0.11.0 before 0.11.13; from 0.12.0 before 0.12.14; from 0.13.0 before 0.13.10; from 0.14.0 before 0.14.5; from 0.15.0 before 0.15.1 — fixed in 0.11.13, 0.12.14, 0.13.10, 0.14.5, 0.15.1

How to fix

Upgrade to a fixed version: SUSE Fleet 0.11.13, 0.12.14, 0.13.10, 0.14.5. Check the vendor advisory for mitigations.

References

• https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-41050
• https://github.com/advisories/GHSA-765j-qfrp-hm3j

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