Information disclosure in Vllm-project Vllm

CVE-2026-22778

vLLM is an inference and serving engine for large language models (LLMs). From 0.8.3 to before 0.14.1, when an invalid image is sent to vLLM's multimodal endpoint, PIL throws an error. vLLM returns this error to the client, leaking a heap…

EPSS: 0.001 (27.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-22778?
CVE-2026-22778 is a critical-severity vulnerability in Vllm-project Vllm, classified under Insertion of Sensitive Information into Log File. CVSS score: 9.8/10. Published 2026-02-02.
How severe is CVE-2026-22778?
Critical severity. CVSS v3 base score is 9.8 out of 10.