CVE-2026-112266
MEDIUM
CVSS 5.9
Published: 2026-10-19
Modified: 2026-10-19
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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.
Quick Facts
| CVE ID | CVE-2026-112266 |
| CVSS Score | 5.9 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Published | 2026-10-19 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://github.com/sgl-project/sglang/blob/v0.5.22/python/sg…
- https://github.com/sgl-project/sglang/blob/v0.5.22/python/sg…
- https://github.com/sgl-project/sglang/blob/v0.5.22/python/sg…
- https://github.com/sgl-project/sglang/issues/41474
- https://github.com/sgl-project/sglang/issues/45002
- https://www.vulncheck.com/advisories/sglang-through-0.5.22-c…
- https://github.com/sgl-project/sglang/issues/41474