{"id":"CVE-2026-49445","aliases":["BIT-cilium-2026-49445","BIT-cilium-operator-2026-49445","BIT-hubble-relay-2026-49445","GHSA-3fcv-jvfp-m4q9","GO-2026-5905"],"url":"https://o3.security/vulnerability/CVE-2026-49445","summary":"Cilium: Sensitive information disclosure and cluster disruption via local Envoy admin socket access","details":"Cilium is a networking, observability, and security solution. Prior to 1.17.14, 1.18.8, and 1.19.2, when Cilium L7 functionality is enabled, the embedded or standalone Envoy instance creates a world-accessible admin.sock on cluster nodes, allowing a local attacker to access Envoy admin endpoints, expose TLS secrets, disrupt cluster traffic, or terminate Envoy. This issue is fixed in versions 1.17.14, 1.18.8, and 1.19.2.","published":"2026-07-15T19:11:55.303Z","modified":"2026-08-16T11:56:56.936280840Z","cvss":{"score":9.2,"severity":"CRITICAL","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H"},"epss":{"score":0.00166,"percentile":0.06056,"asOf":"2026-08-30"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/cilium/cilium","fixedVersion":"1.19.2"},{"ecosystem":"Go","name":"github.com/cilium/cilium","fixedVersion":"1.18.8"},{"ecosystem":"Go","name":"github.com/cilium/cilium","fixedVersion":"1.17.14"}],"fix":{"url":"https://github.com/cilium/cilium/commit/7bfbdd5c1be83d6c9ba3e089b4c804b6603505b6","label":"cilium/cilium@7bfbdd5"},"references":[{"type":"WEB","url":"https://github.com/cilium/cilium/releases/tag/v1.17.14"},{"type":"WEB","url":"https://github.com/cilium/cilium/releases/tag/v1.18.8"},{"type":"WEB","url":"https://github.com/cilium/cilium/releases/tag/v1.19.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49445.json"},{"type":"ADVISORY","url":"https://github.com/cilium/cilium/security/advisories/GHSA-3fcv-jvfp-m4q9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49445"},{"type":"FIX","url":"https://github.com/cilium/cilium/commit/7bfbdd5c1be83d6c9ba3e089b4c804b6603505b6"},{"type":"FIX","url":"https://github.com/cilium/cilium/pull/44512"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-16T11:56:56.936280840Z"}}