LibreSSL vulnerabilities
CVEs whose affected-version data names the LibreSSL package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
4 CVEsRSS
CVE-2026-118371Low· 3.7LibreSSL through 4.4.0 CRLF Injection via OCSP_sendreq_new() Request Line
LibreSSL through 4.4.0 contains a CRLF injection vulnerability in the libcrypto OCSP_sendreq_new() and OCSP_parse_url() functions, which write unvalidated request paths into the OCSP POST request line. Attackers can embed carriage return…
CVE-2026-118372Low· 3.7LibreSSL ocspcheck through 4.4.0 CRLF Injection via AIA OCSP URL Path
LibreSSL ocspcheck through 4.4.0 contains a CRLF injection vulnerability that allows attackers to inject HTTP headers by embedding CR/LF sequences in a certificate's AIA OCSP URI path. Because url2host() copies the path without rejecting…
CVE-2026-118374Medium· 5.9LibreSSL ocspcheck through 4.4.0 Memory Exhaustion via Unbounded OCSP HTTP Response
LibreSSL ocspcheck through 4.4.0 contains a memory exhaustion vulnerability that allows malicious OCSP responders to exhaust memory by sending unbounded HTTP responses. Attackers controlling the responder or intercepting plain HTTP AIA O…
CVE-2026-118373Low· 3.7LibreSSL ocspcheck through 4.4.0 Cleartext Transmission of OCSP Requests via url2host()
LibreSSL ocspcheck through 4.4.0 contains a cleartext transmission vulnerability because url2host() discards the OCSP URL scheme and http_alloc() only selects TLS for port 443. On-path network attackers can read OCSP requests sent to htt…