{"id":"CVE-2021-22876","revision":"f72c80a180c5412483c0a083cf8f152c","records":[{"revision":"f72c80a180c5412483c0a083cf8f152c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2021-22876","aliases":[],"title":"curl 7.1.1 to and including 7.75.0 is vulnerable to an \"Exposure of Private Personal Information to an Unauthorized Actor\" by leaking credentials in the HTTP Referer: header. libcurl does not strip off user credentials from the URL when aut…","description":"curl 7.1.1 to and including 7.75.0 is vulnerable to an \"Exposure of Private Personal Information to an Unauthorized Actor\" by leaking credentials in the HTTP Referer: header. libcurl does not strip off user credentials from the URL when automatically populating the Referer: HTTP request header field in outgoing HTTP requests, and therefore risks leaking sensitive data to the server that is the target of the second HTTP request.","state":0,"publishedAt":"2021-04-01T17:45:18+00:00","modifiedAt":"2026-10-14T10:10:07.988+00:00","affected":[{"ecosystem":"Vendor product","name":"https://github.com/curl/curl","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"https://github.com/curl/curl\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"7.1.1 to and including 7.75.0\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://hackerone.com/reports/1101882","https://curl.se/docs/CVE-2021-22876.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ITVWPVGLFISU5BJC2BXBRYSDXTXE2YGC/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQUIOYX2KUU6FIUZVB5WWZ6JHSSYSQWJ/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZC5BMIOKLBQJSFCHEDN2G2C2SH274BP/","https://lists.debian.org/debian-lts-announce/2021/05/msg00019.html","https://security.gentoo.org/glsa/202105-36","https://www.oracle.com//security-alerts/cpujul2021.html","https://security.netapp.com/advisory/ntap-20210521-0007/","https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-22876","license":"CVE Program Terms of Use","key":"cve-program:CVE-2021-22876","identifiers":["CVE-2021-22876"]},"retained":false,"historicalAffected":[]}],"coverage":[]}