openssl_encrypt versions before 1.4.0 contain a sandbox escape vulnerability in IsolatedPluginExecutor that exposes Python type objects in restricted exec() builtins. Attackers can traverse the Python class hierarchy via __class__.__mro__.__subclasses__() to access system functions and execute arbitrary OS commands.
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Affected Vendors & Products
References
History
Fri, 28 Aug 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:jahlives:openssl_encrypt:*:*:*:*:*:python:*:* |
Fri, 21 Aug 2026 13:00:00 +0000
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| First Time appeared |
Jahlives
Jahlives openssl Encrypt |
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| Vendors & Products |
Jahlives
Jahlives openssl Encrypt |
Tue, 18 Aug 2026 15:30:00 +0000
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| References |
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| Metrics |
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 IsolatedPluginExecutor that exposes Python type objects in restricted exec() builtins. Attackers can traverse the Python class hierarchy via __class__.__mro__.__subclasses__() to access system functions and execute arbitrary OS commands. | |
| Title | openssl_encrypt before 1.4.0 Sandbox Escape via Type Hierarchy | |
| Weaknesses | CWE-95 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-08-17T11:04:58.588Z
Updated: 2026-08-18T14:40:57.653Z
Reserved: 2026-08-17T10:48:45.738Z
Link: CVE-2026-74899
Updated: 2026-08-18T14:40:40.849Z
Status : Analyzed
Published: 2026-08-17T11:16:44.917
Modified: 2026-08-28T18:34:48.753
Link: CVE-2026-74899
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