cvedb.io
CVE-2025-4366
MEDIUM · CVSS 6.1
EPSS exploitation probability: 0%
Published 2025-05-22T16:15:55.180 · Last modified 2026-06-17T09:33:07.383

Summary

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 products

cloudflare — pingora

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.