{"id":"CVE-2026-100391","title":"MediaFlow Proxy through 2.4.9 contains a server-side request forgery vulnerability in the /proxy routes due to missing and incomplete destination validation in the d query parameter","summary":"MediaFlow Proxy through 2.4.9 contains a server-side request forgery vulnerability in the /proxy routes due to missing and incomplete destination validation in the d query parameter. Remote attackers can supply arbitrary internal URLs in…","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","cwe":["CWE-918"],"vendor":"mhdzumair","product":"mediaflow-proxy","affected":["mediaflow-proxy <= 2.4.9"],"published":"2026-09-25","updated":"2026-09-25","sourceUpdated":"2026-09-25T21:17:22.800","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100391","references":[{"url":"https://github.com/mhdzumair/mediaflow-proxy","label":"disclosure@vulncheck.com"},{"url":"https://github.com/mhdzumair/mediaflow-proxy/blob/2.4.9/mediaflow_proxy/routes/proxy.py#L532-L569","label":"disclosure@vulncheck.com"},{"url":"https://github.com/mhdzumair/mediaflow-proxy/commit/99f4af1153d4766420a098a232183cba1efdc560","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/mediaflow-proxy-through-2.4.9-server-side-request-forgery-via-incomplete-validation","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-25T21:19:40.143Z","slug":"CVE-2026-100391","body":"## Overview\n\nMediaFlow Proxy through 2.4.9 contains a server-side request forgery vulnerability in the /proxy routes due to missing and incomplete destination validation in the d query parameter. Remote attackers can supply arbitrary internal URLs including loopback and cloud metadata endpoints to read full responses from the proxy server.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}