High severity7.5NVD Advisory· Published Aug 17, 2026

CVE-2026-74882

Description

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.

Affected products

Jahlives/openssl_encryptllm-fuzzy
Range: <1.4.0

Patches

Vulnerability mechanics

References

github.com/jahlives/openssl_encrypt/security/advisories/GHSA-2592-7m3g-7fq6nvd
www.vulncheck.com/advisories/openssl-encrypt-before-insecure-default-configurationnvd

News mentions

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cvss	0.488
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000