Ghostwire

CVE-2026-115917: vLLM: Permissive default CORS origins allow cross-origin requests to the vLLM HTTP server

LOW CVSS 3.4 EPSS 0.24% Exploit Available

Published: October 28, 2026 | Last Modified: October 28, 2026

Description

vLLM: Permissive default CORS origins allow cross-origin requests to the vLLM HTTP server

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.24% (15th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

Exploit code is reported to be available, increasing the likelihood of active exploitation.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

References

github.com/vllm-project/vllm/security/advisories/GHSA-vvpg-rrww-wpmh
nvd.nist.gov/vuln/detail/CVE-2026-115917
github.com/vllm-project/vllm/pull/61009
github.com/vllm-project/vllm/commit/fcae5c98870ff2c20659731dce7ba3a3ff0d48aa
github.com/vllm-project/vllm/releases/tag/v0.32.0
github.com/advisories/GHSA-vvpg-rrww-wpmh
www.tenable.com/cve/CVE-2026-115917
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2026-115917