github.com/rancher/fleet Known Vulnerabilities & Fixes
github.com/rancher/fleet has 3 known security vulnerabilities in Go Modules. Upgrade to version 0.15.2 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 0.15.2
Upgrading to 0.15.2 or later resolves all 3 known vulnerabilities in github.com/rancher/fleet. Run: go get github.com/rancher/fleet@v0.15.2
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Security Summary
- 13 affected version ranges have been identified across these 3 advisories.
- 100% of known issues have a published fixed version.
- Remediation: go get -u github.com/rancher/fleet
Vulnerabilities
3 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed May 7, 2026, most recently Jul 1, 2026 (56 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2026-41050 Fleet: Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering | CRITICAL | All versions | 0.15.1, 0.14.5, 0.13.10 (+2 more) |
| CVE-2026-44935 Rancher Fleet vulnerable to cross namespace secret disclosure via unvalidated `valuesFrom` references in Helm Deployer | CRITICAL | All versions | 0.15.2, 0.14.6, 0.13.11 (+1 more) |
| CVE-2026-44938 Fleet has PSS Bypass through addLabelsFromOptions in Fleet Agent | HIGH | All versions | 0.15.2, 0.14.6, 0.13.11 (+1 more) |
About This Data
Vulnerability data for github.com/rancher/fleet is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related Go Modules Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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