CVE-2026-118371
Low · 3.7CVSS
3.7
EPSS
0.1%
Published
Oct 28, 2026
CISA due date
—
The record
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 and line feed characters in a certificate's Authority Information Access OCSP URI to inject HTTP headers or split requests sent to responders and proxies.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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