CVE-2026-74882 — openssl_encrypt before 1.4.0 Insecure Default Configuration
openssl_encrypt versions before 1.4.0 contain an insecure default configuration that trusts the entire RFC 1918 private address space in IntegrityProxyConfig trusted_proxies. At…
Published: 2026-08-17 · CVSS: 8.7 · CVSS 4.0
openssl_encrypt versions before 1.4.0 contain an insecure default configuration that trusts the entire RFC 1918 private address space in IntegrityProxyConfig trusted_proxies. Attackers on private networks can forge client certificate headers to bypass mTLS authentication when ProxyAuth validation is relaxed or modified.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7