{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-4366","assignerOrgId":"a22f1246-ba21-4bb4-a601-ad51614c1513","state":"PUBLISHED","assignerShortName":"cloudflare","dateReserved":"2025-05-05T17:42:10.923Z","datePublished":"2025-05-22T15:50:20.789Z","dateUpdated":"2025-06-18T13:46:25.042Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://github.com/cloudflare/pingora","defaultStatus":"unaffected","packageName":"Pingora","repo":"https://github.com/cloudflare/pingora","versions":[{"lessThan":"0.5.0","status":"affected","version":"0","versionType":"git"}]}],"datePublic":"2025-05-22T15:11:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p><span style=\"background-color: rgb(244, 249, 250);\">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.</span></p><p><span style=\"background-color: transparent;\">Fixed in:</span><span style=\"background-color: transparent;\">&nbsp;</span><a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff\"><span style=\"background-color: transparent;\">https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff</span></a></p><p><span style=\"background-color: transparent;\">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.</span></p><br><br>"}],"value":"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.\n\nFixed in:  https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff https://github.com/cloudflare/pingora/commit/fda3317ec822678564d641e7cf1c9b77ee3759ff \n\nImpact: 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."}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.4,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-444","description":"CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"a22f1246-ba21-4bb4-a601-ad51614c1513","shortName":"cloudflare","dateUpdated":"2025-05-22T15:50:20.789Z"},"references":[{"url":"https://github.com/cloudflare/pingora"}],"source":{"discovery":"EXTERNAL"},"title":"Request Smuggling Vulnerability in Pingora","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-22T18:30:25.819289Z","id":"CVE-2025-4366","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-06-18T13:46:25.042Z"}}]}}