Vulnerability · Published Sep 25, 2026 · Assigned by VulnCheck
CVE-2026-100391MediaFlow Proxy through 2.4.9 Server-Side Request Forgery via Incomplete Validation
High 8.2
In plain English
A high-severity server-side request forgery in mediaflow-proxy from mhdzumair. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.3%top 76.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 including loopback and cloud metadata endpoints to read full responses from the proxy server.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| mhdzumair | mediaflow-proxy | 0 – through 2.4.9 |
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- Patch Commit patch
- https://github.com/mhdzumair/mediaflow-proxy/blob/2.4.9/mediaflow_proxy/routes/proxy.py#L532-L569 technical-description
- https://github.com/mhdzumair/mediaflow-proxy product
- VulnCheck Advisory: MediaFlow Proxy through 2.4.9 Server-Side Request Forgery via Incomplete Validation third-party-advisory