[ CVE-2026-112266 · Published 19 Oct 2026 ]
Vulnerability in sgl-project sglang
CVSS 5.9
EPSS <1%No fix listed yet
[ Why it matters ]Priority signals
- Public proof-of-concept exploit exists (CISA SSVC)
[ Description ]Official 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.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/scheduler.py
- github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py
- github.com/sgl-project/sglang/blob/v0.5.22/python/sglang/srt/managers/tokenizer_manager.py
- github.com/sgl-project/sglang/issues/41474
- github.com/sgl-project/sglang/issues/45002
- www.vulncheck.com/advisories/sglang-through-0.5.22-cross-request-abort-via-rid-prefix-m…