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Critical · 9.8 CVE-2026-74872 EUVD-2026-60091GHSA-ccp9-5g7c-pj86GHSA-j48q-4c78-rhf9PYSEC-2026-3742

openssl_encrypt before 1.4.0 Arbitrary Code Execution via Whirlpool

Published Aug 17, 2026 · Updated Oct 8, 2026 · Assigned by VulnCheck

Description

openssl_encrypt versions before 1.4.0 contain an arbitrary code execution vulnerability in the Whirlpool hash implementation that uses broad glob patterns to load .so modules without integrity verification. Attackers can place malicious .so files matching the whirlpool*py313*.so pattern in site-packages directories to achieve native code execution when the module is loaded.

Affected products

VendorProductAffectedFixed
jahlives openssl_encrypt < 1.4.0 1.4.0

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI openssl-encrypt < 1.4.0 1.4.0 GHSA-j48q-4c78-rhf9

References