openssl_encrypt versions before 1.4.0 contain a sandbox escape vulnerability in the DangerousPatternVisitor AST analyzer that fails to detect dunder attribute traversal techniques. Attackers can use __class__, __bases__, __subclasses__(), and __globals__ chains to access restricted functions and execute arbitrary system commands from plugin code.
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History
Mon, 17 Aug 2026 15:30:00 +0000
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ssvc
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Mon, 17 Aug 2026 11:15:00 +0000
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| Description | openssl_encrypt versions before 1.4.0 contain a sandbox escape vulnerability in the DangerousPatternVisitor AST analyzer that fails to detect dunder attribute traversal techniques. Attackers can use __class__, __bases__, __subclasses__(), and __globals__ chains to access restricted functions and execute arbitrary system commands from plugin code. | |
| Title | openssl_encrypt before 1.4.0 Sandbox Escape via Dunder Attribute Traversal | |
| Weaknesses | CWE-693 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-17T15:10:33.070Z
Reserved: 2026-08-17T10:42:40.456Z
Link: CVE-2026-74896
Updated: 2026-08-17T15:10:07.870Z
Status : Received
Published: 2026-08-17T11:16:44.787
Modified: 2026-08-17T15:16:59.120
Link: CVE-2026-74896
No data.
OpenCVE Enrichment
Updated: 2026-08-17T13:00:13Z