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CVE-2026-74882

🗓️ 17 Aug 2026 11:04:48Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

openssl_encrypt before 1.4.0 trusts entire RFC 1918 space in trusted_proxies, enabling mTLS bypass via forged client certificate headers.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74882
17 Aug 202611:04
attackerkb
cvelist
Cvelist
CVE-2026-74882 openssl_encrypt before 1.4.0 Insecure Default Configuration
17 Aug 202611:04
cvelist
euvd
EUVD
EUVD-2026-60101
17 Aug 202611:04
euvd
nvd
NVD
CVE-2026-74882
17 Aug 202611:16
nvd
Vulners
Node
[
  {
    "vendor": "jahlives",
    "product": "openssl_encrypt",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/openssl_encrypt",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "1.4.0"
      },
      {
        "version": "1.4.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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17 Aug 2026 11:16Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.5
CVSS 48.7
5