Information disclosure in Vllm-project Vllm
CVE-2026-73555
vLLM is an inference and serving engine for large language models. Prior to 0.26.0, the validation_exception_handler in vllm/entrypoints/openai/server_utils.py converts FastAPI RequestValidationError objects with str(exc), and sanitize_mes…
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Vllm-project Vllm — versions < 0.26.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-73555?
- CVE-2026-73555 is a medium-severity vulnerability in Vllm-project Vllm, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2026-08-13.
- How severe is CVE-2026-73555?
- Medium severity. CVSS v3 base score is 5.3 out of 10.