{"id":"CVE-2026-44938","sourceIdentifier":"meissner@suse.de","published":"2026-07-07T14:16:30.690","lastModified":"2026-10-20T16:25:55.533","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability has been identified in Fleet's agent-side deployer, which did not filter security-sensitive keys from namespaceLabels in fleet.yaml (or BundleDeployment.spec.options.namespaceLabels) when applying them to the target namespace.\n\n\n\n\nAn attacker with git push access to a\n Fleet-monitored repository could overwrite Pod Security Standards (PSS)\n enforcement labels on a target namespace. This allows the attacker to \nweaken admission controls and deploy workloads that PSS policies would \notherwise block."}],"affected":[{"source":"meissner@suse.de","affectedData":[{"vendor":"SUSE","product":"Rancher","defaultStatus":"unaffected","packageName":"github.com/rancher/fleet","versions":[{"version":"0.15.0","lessThan":"0.15.2","versionType":"semver","status":"affected"},{"version":"0.14.0","lessThan":"0.14.6","versionType":"semver","status":"affected"},{"version":"0.13.0","lessThan":"0.13.11","versionType":"semver","status":"affected"},{"version":"0.12.0","lessThan":"0.12.15","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"meissner@suse.de","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-07T00:00:00+00:00","id":"CVE-2026-44938","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"meissner@suse.de","type":"Secondary","description":[{"lang":"en","value":"CWE-522"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*","versionStartIncluding":"0.12.0","versionEndExcluding":"0.12.15","matchCriteriaId":"8DE7373C-74E0-4B59-AF44-ECB9AC0130B9"},{"vulnerable":true,"criteria":"cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*","versionStartIncluding":"0.13.0","versionEndExcluding":"0.13.11","matchCriteriaId":"D76AA40B-6291-46DC-BE27-BF4B8F6A8B23"},{"vulnerable":true,"criteria":"cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*","versionStartIncluding":"0.14.0","versionEndExcluding":"0.14.6","matchCriteriaId":"F267A8DC-9A24-4A98-B765-CEEC0EBC2576"},{"vulnerable":true,"criteria":"cpe:2.3:a:suse:rancher_fleet:*:*:*:*:*:*:*:*","versionStartIncluding":"0.15.0","versionEndExcluding":"0.15.2","matchCriteriaId":"BE1A7C49-CBBF-45BA-91F1-D2DA940BE908"}]}]}],"references":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44938","source":"meissner@suse.de","tags":["Permissions Required"]},{"url":"https://github.com/advisories/GHSA-864g-863m-vcvq","source":"meissner@suse.de","tags":["Vendor Advisory"]}]}