Request Smuggling Vulnerability in Pingora
Published May 22, 2025
7.4
HIGHCVSS 4.0
EPSS 0.50%
Description
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
No data.
- < 0.5.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
References (7)
- https://blog.cloudflare.com/resolving-a-request-smuggling-vulnerability-in-pingora
- https://github.com/advisories/GHSA-93c7-7xqw-w357 Advisory
- https://github.com/cloudflare/pingora Product
- https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff
- https://github.com/cloudflare/pingora/security/advisories/GHSA-93c7-7xqw-w357
- https://nvd.nist.gov/vuln/detail/CVE-2025-4366
- https://rustsec.org/advisories/RUSTSEC-2025-0037.html
Change history (0)
No recorded changes yet.