{"id":"CVE-2025-14524","title":"When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer\nperforms a cross-protocol redirect to a second URL that uses an IMAP, LDAP,\nPOP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new\ntarget…","summary":"When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer\nperforms a cross-protocol redirect to a second URL that uses an IMAP, LDAP,\nPOP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new\ntarget…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","cwe":["CWE-522","CWE-601"],"vendor":"haxx","product":"curl","affected":["curl >= 7.33.0, < 8.18.0"],"patched":["curl 8.18.0"],"published":"2026-01-08","updated":"2026-09-15","sourceUpdated":"2026-09-15T07:16:24.020","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-14524","references":[{"url":"https://curl.se/docs/CVE-2025-14524.html","label":"2499f714-1537-4658-8207-48ae4bb9eae9"},{"url":"https://curl.se/docs/CVE-2025-14524.json","label":"2499f714-1537-4658-8207-48ae4bb9eae9"},{"url":"https://hackerone.com/reports/3459417","label":"2499f714-1537-4658-8207-48ae4bb9eae9"},{"url":"http://www.openwall.com/lists/oss-security/2026/01/07/4","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-01-09T19:24:54.231955Z"},"epss":0.00665,"epssPercentile":0.49985,"ingestedAt":"2026-09-15T07:33:29.259Z","slug":"CVE-2025-14524","body":"## Overview\n\nWhen an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer\nperforms a cross-protocol redirect to a second URL that uses an IMAP, LDAP,\nPOP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new\ntarget host.\n\n## Affected\n\n- `curl >= 7.33.0, < 8.18.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `curl 8.18.0`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}