{"id":"CVE-2026-112268","title":"sglang-router through 0.3.2 Authorization Bypass via Mesh HA Management Routes","summary":"sglang-router (sgl-model-gateway) through 0.3.2 contains an authorization bypass vulnerability that allows holders of the data-plane API key to access mesh HA management routes because /ha/* endpoints skip control-plane Admin role checks…","severity":"medium","cvss":6.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cvssSource":"cna","cwe":["CWE-863"],"vendor":"sgl-project","product":"sglang-router","affected":["sglang-router <= 0.3.2"],"published":"2026-10-19","updated":"2026-10-19","sourceUpdated":"2026-10-19T13:55:17.198Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112268","references":[{"url":"https://github.com/sgl-project/sglang/issues/45006"},{"url":"https://github.com/sgl-project/sglang/pull/45017"},{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/sgl-model-gateway/src/server.rs#L641-L675"},{"url":"https://www.vulncheck.com/advisories/sglang-router-through-0.3.2-authorization-bypass-via-mesh-ha-management-routes","label":"VulnCheck Advisory: sglang-router through 0.3.2 Authorization Bypass via Mesh HA Management Routes"}],"tags":["cve.org"],"ingestedAt":"2026-10-19T14:30:01.074Z","slug":"CVE-2026-112268","body":"## Overview\n\nsglang-router (sgl-model-gateway) through 0.3.2 contains an authorization bypass vulnerability that allows holders of the data-plane API key to access mesh HA management routes because /ha/* endpoints skip control-plane Admin role checks. Attackers can read cluster topology, write gossiped configuration, change global rate limits, and call POST /ha/shutdown to silently dissolve HA coordination.\n\n## Affected\n\n- `sglang-router <= 0.3.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":34.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}