{"schemaVersion":3,"id":"CVE-2026-44938","aliases":["GHSA-864g-863m-vcvq","GO-2026-5871"],"status":"published","duplicateOf":null,"title":null,"description":"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.","dates":{"published":"2026-07-07T13:05:03.344Z","modified":"2026-07-08T03:56:44.251Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · 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Protected Credentials","description":"The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/522.html"}],"affected":[{"vendor":"github.com/rancher","product":"fleet","name":"github.com/rancher/fleet","label":"fleet","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/github.com/rancher/fleet","purlType":"golang","versions":[{"text":"≥ 0.14.0, < 0.14.6","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.13.0, < 0.13.11","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.12.0, < 0.12.15","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.15.0, < 0.15.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 0.14.0, < 0.14.6 | ≥ 0.13.0, < 0.13.11 | ≥ 0.12.0, < 0.12.15 | ≥ 0.15.0, < 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0.13.11","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.14.0, < 0.14.6","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.15.0, < 0.15.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 0.12.0, < 0.12.15 | ≥ 0.13.0, < 0.13.11 | ≥ 0.14.0, < 0.14.6 | ≥ 0.15.0, < 0.15.2","eol":null,"hubHref":"/vendor/suse/rancher_fleet"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44938","label":"bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44938","hostname":"bugzilla.suse.com","tags":["Permissions Required"]},{"url":"https://github.com/advisories/GHSA-864g-863m-vcvq","label":"github.com/advisories/GHSA-864g-863m-vcvq","hostname":"github.com","tags":["Vendor 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