What’s Vulnerable › Vulnerabilities

CVE-2026-74885: openssl_encrypt before 1.4.0 Logging Bug and Race Condition

• Severity: low (CVSS 3.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-17 · updated 2026-09-01
• Weakness: CWE-117

Description

openssl_encrypt versions before 1.4.0 contain a logging bug in restore_hidden_modules() that logs module counts after clearing, always showing zero restored modules and corrupting audit trails. Additionally, a race condition exists between module hiding and import hook installation where another thread could re-import blocked modules in multi-threaded environments.

Affected products

• jahlives openssl_encrypt: before 1.4.0 — fixed in 1.4.0

How to fix

Upgrade to a fixed version: jahlives openssl_encrypt 1.4.0. Check the vendor advisory for mitigations.

References

• https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-43r4-3hf9-m84q
• https://www.vulncheck.com/advisories/openssl-encrypt-before-logging-bug-and-race-condition

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