{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-14819","assignerOrgId":"2499f714-1537-4658-8207-48ae4bb9eae9","state":"PUBLISHED","assignerShortName":"curl","dateReserved":"2025-12-17T09:55:27.969Z","datePublished":"2026-01-08T10:07:54.408Z","dateUpdated":"2026-09-15T06:02:30.824Z"},"containers":{"cna":{"providerMetadata":{"orgId":"2499f714-1537-4658-8207-48ae4bb9eae9","shortName":"curl","dateUpdated":"2026-09-15T06:02:30.824Z"},"title":"OpenSSL partial chain store policy bypass","descriptions":[{"lang":"en","value":"When doing TLS related transfers with reused easy or multi handles and\naltering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally\nreuse a CA store cached in memory for which the partial chain option was\nreversed. Contrary to the user's wishes and expectations. This could make\nlibcurl find and accept a trust chain that it otherwise would not."}],"affected":[{"vendor":"curl","product":"curl","versions":[{"version":"7.87.0","status":"affected","versionType":"semver","lessThan":"8.14.2"},{"version":"8.15.0","status":"affected","versionType":"semver","lessThan":"8.16.1"},{"version":"8.17.0","status":"affected","versionType":"semver","lessThan":"8.18.0"}],"defaultStatus":"unaffected"},{"vendor":"curl","product":"curl","versions":[{"version":"3c16697ebd796f799227be293e8689aec5f8190d","status":"affected","versionType":"git","lessThan":"cd046f6c93b39d673a58c18648d8906e954c4f5d"}],"defaultStatus":"unaffected","repo":"https://github.com/curl/curl.git"},{"vendor":"curl","product":"curl","versions":[{"version":"8.17.0","status":"affected"},{"version":"8.16.0","status":"affected"},{"version":"8.15.0","status":"affected"},{"version":"8.14.1","status":"affected"},{"version":"8.14.0","status":"affected"},{"version":"8.13.0","status":"affected"},{"version":"8.12.1","status":"affected"},{"version":"8.12.0","status":"affected"},{"version":"8.11.1","status":"affected"},{"version":"8.11.0","status":"affected"},{"version":"8.10.1","status":"affected"},{"version":"8.10.0","status":"affected"},{"version":"8.9.1","status":"affected"},{"version":"8.9.0","status":"affected"},{"version":"8.8.0","status":"affected"},{"version":"8.7.1","status":"affected"},{"version":"8.7.0","status":"affected"},{"version":"8.6.0","status":"affected"},{"version":"8.5.0","status":"affected"},{"version":"8.4.0","status":"affected"},{"version":"8.3.0","status":"affected"},{"version":"8.2.1","status":"affected"},{"version":"8.2.0","status":"affected"},{"version":"8.1.2","status":"affected"},{"version":"8.1.1","status":"affected"},{"version":"8.1.0","status":"affected"},{"version":"8.0.1","status":"affected"},{"version":"8.0.0","status":"affected"},{"version":"7.88.1","status":"affected"},{"version":"7.88.0","status":"affected"},{"version":"7.87.0","status":"affected"}],"defaultStatus":"unaffected"}],"references":[{"url":"https://curl.se/docs/CVE-2025-14819.json"},{"url":"https://curl.se/docs/CVE-2025-14819.html"}],"x_osv":{"schema_version":"1.5.0","id":"CURL-CVE-2025-14819","aliases":["CVE-2025-14819"],"summary":"OpenSSL partial chain store policy bypass","modified":"2026-09-07T10:34:51.00Z","database_specific":{"package":"curl","affects":"lib","URL":"https://curl.se/docs/CVE-2025-14819.json","www":"https://curl.se/docs/CVE-2025-14819.html","CWE":{"id":"CWE-295","desc":"Improper Certificate Validation"},"award":{"amount":"505","currency":"USD"},"last_affected":"8.17.0","severity":"Low"},"published":"2026-01-07T08:00:00.00Z","affected":[{"ranges":[{"type":"SEMVER","events":[{"introduced":"7.87.0"},{"fixed":"8.14.2"},{"introduced":"8.15.0"},{"fixed":"8.16.1"},{"introduced":"8.17.0"},{"fixed":"8.18.0"}]},{"type":"GIT","repo":"https://github.com/curl/curl.git","events":[{"introduced":"3c16697ebd796f799227be293e8689aec5f8190d"},{"fixed":"cd046f6c93b39d673a58c18648d8906e954c4f5d"}]}],"versions":["8.17.0","8.16.0","8.15.0","8.14.1","8.14.0","8.13.0","8.12.1","8.12.0","8.11.1","8.11.0","8.10.1","8.10.0","8.9.1","8.9.0","8.8.0","8.7.1","8.7.0","8.6.0","8.5.0","8.4.0","8.3.0","8.2.1","8.2.0","8.1.2","8.1.1","8.1.0","8.0.1","8.0.0","7.88.1","7.88.0","7.87.0"]}],"credits":[{"name":"Stanislav Fort (Aisle Research)","type":"finder"},{"name":"Daniel Stenberg","type":"remediation developer"}],"details":"When doing TLS related transfers with reused easy or multi handles and\naltering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally\nreuse a CA store cached in memory for which the partial chain option was\nreversed. Contrary to the user's wishes and expectations. This could make\nlibcurl find and accept a trust chain that it otherwise would not."},"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Certificate Validation","cweId":"CWE-295","type":"CWE"}]}],"credits":[{"lang":"en","value":"Stanislav Fort (Aisle Research)","type":"finder"},{"lang":"en","value":"Daniel Stenberg","type":"remediation developer"}],"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/01/07/5"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-01-08T11:06:19.910Z"}},{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-295","lang":"en","description":"CWE-295 Improper Certificate Validation"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"HIGH","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-01-08T15:00:02.949618Z","id":"CVE-2025-14819","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":"2026-01-08T15:02:04.303Z"}}]}}