CVE Alert: CVE-2025-4366

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Vulnerability Summary: CVE-2025-4366

A request smuggling vulnerability identified within Pingora’s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via manipulated request bodies on cache HITs, leading to unauthorized request execution and potential cache poisoning. Fixed in: https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff Impact: The issue could lead to request smuggling in cases where Pingora’s proxying framework, pingora-proxy, is used for caching allowing an attacker to manipulate headers and URLs in subsequent requests made on the same HTTP/1.1 connection.

Affected Endpoints:

No affected endpoints listed.

Published Date:

5/22/2025, 4:15:55 PM

🔥 CVSS Score:

CVSS v3 Score: 8 (High)

Exploit Status:

Not Exploited

References:

Recommended Action:

No proposed action available. Please refer to vendor documentation for updates.


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