{"affected":[{"defaultStatus":"unaffected","ecosystem":"pypi","packageName":"vllm","product":"vllm","source":"CNA: VulnCheck","vendor":"vllm-project","versions":[{"lessThan":"0.31.0","status":"affected","version":"0.14.0rc1","versionType":"custom"},{"status":"unaffected","version":"0.31.0","versionType":"custom"}]}],"cveId":"CVE-2026-126395","cwes":["CWE-532"],"description":"vLLM from 0.14.0rc1 before 0.31.0 contains an information disclosure vulnerability in sanitize_message() whose lowercase-only regex fails to scrub uppercase PIL image addresses. Unauthenticated attackers can send a crafted PNG to endpoints such as /tokenize, triggering HF-processor errors that leak live server heap addresses useful for ASLR bypass.","epss":{"date":"2026-11-13","percentile":0.335,"score":0.00389},"exploits":[],"kev":null,"metrics":[{"score":6.9,"severity":"medium","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"},{"score":5.3,"severity":"medium","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},{"score":6.9,"severity":"medium","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":5.3,"severity":"medium","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}],"modifiedAt":1794611836620,"publishedAt":1794562551636,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-m9fg-w9qh-67pc"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/vllm-0.14-0rc1-before-0.31.0-heap-address-disclosure-via-sanitize-message"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/vllm-project/vllm/security/advisories/GHSA-m9fg-w9qh-67pc"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/vllm-0.14-0rc1-before-0.31.0-heap-address-disclosure-via-sanitize-message"}],"remediation":[],"revision":"325026dcd6c77a07747d0ea097f2f1556691bafecf2c6678980c727880cc0e5c","sources":[{"modifiedAt":1794609011255,"name":"CNA: VulnCheck","retrievedAt":1794611325075,"url":"https://www.cve.org/CVERecord?id=CVE-2026-126395"},{"modifiedAt":1794611836620,"name":"NVD","retrievedAt":1794615504111,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126395"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794611325715,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-126395"}],"ssvc":{"assessedAt":1794587671048,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"vLLM 0.14.0rc1 before 0.31.0 Heap Address Disclosure via sanitize_message()","updatedAt":1794615504111}