{"id":"CVE-2026-87865","published":"2026-10-20T21:17:20.693","lastModified":"2026-10-22T16:57:53.407","description":"When libcurl uses libssh2 with a hashed `known_hosts` file, an unrelated\ninitial entry can cause host key validation to report a key *mismatch* as a\n*missing* key to the `CURLOPT_SSH_KEYFUNCTION` callback.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://curl.se/docs/CVE-2026-87865.html","tags":[]},{"url":"https://curl.se/docs/CVE-2026-87865.json","tags":[]},{"url":"https://hackerone.com/reports/3975408","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}