{"id":"CVE-2026-112266","published":"2026-10-19T14:17:03.987","lastModified":"2026-10-19T15:17:05.480","description":"SGLang through 0.5.22 contains a denial of service vulnerability that allows API clients to abort other users' in-flight generation requests by supplying a short client-controlled rid. Attackers can submit streaming /generate requests with single hex character rids and disconnect, triggering prefix-matching abort logic that terminates all other clients' requests.","cvssScore":5.9,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-187"],"vendors":[],"products":[],"references":[{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/scheduler.py#L5458-L5590","tags":[]},{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py#L2240-L2256","tags":[]},{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py#L2425-L2436","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/41474","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/45002","tags":[]},{"url":"https://www.vulncheck.com/advisories/sglang-through-0.5.22-cross-request-abort-via-rid-prefix-matching","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/41474","tags":[]}],"exploitRefs":[{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/scheduler.py#L5458-L5590","tags":[]},{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py#L2240-L2256","tags":[]},{"url":"https://github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py#L2425-L2436","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/41474","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/45002","tags":[]},{"url":"https://github.com/sgl-project/sglang/issues/41474","tags":[]}],"hasPoc":true,"ai":null}