CRITICAL 9.3 NVD
CVE-2026-74886
openssl_encrypt versions before 1.4.0 contain a plugin sandbox bypass vulnerability where the PluginImportGuard blocks a different set of modules than the AST a
openssl_encrypt versions before 1.4.0 contain a plugin sandbox bypass vulnerability where the PluginImportGuard blocks a different set of modules than the AST analyzer's DANGEROUS_MODULES set. Attackers can bypass AST analysis through string obfuscation or encoding to import unblocked dangerous modules like sys, shutil, multiprocessing, importlib, and pickle for arbitrary code execution.
References
- https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-9pgj-v69p-q586
- https://www.vulncheck.com/advisories/openssl-encrypt-before-plugin-import-guard-bypass
This critical severity vulnerability with a CVSS score of 9.3 was published on 2026-08-17 via NVD.
Risk Timeline
CVE Disclosed2026-08-17 · -1 days ago
Remediation Resources
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