CVE-2026-100391

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.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/mhdzumair/mediaflow-proxy
https://github.com/mhdzumair/mediaflow-proxy/blob/2.4.9/mediaflow_proxy/routes/proxy.py#L532-L569
https://github.com/mhdzumair/mediaflow-proxy/commit/99f4af1153d4766420a098a232183cba1efdc560
https://www.vulncheck.com/advisories/mediaflow-proxy-through-2.4.9-server-side-request-forgery-via-incomplete-validation

Configurations

No configuration.

History

25 Sep 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-25 21:17

Updated : 2026-10-05 15:17

NVD link : CVE-2026-100391

Mitre link : CVE-2026-100391

CVE.ORG link : CVE-2026-100391

JSON object : View

Products Affected

No product.

CWE

CWE-918

Server-Side Request Forgery (SSRF)

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