CVE-2026-74896

CRITICAL CVSS 4.0: 9.3 EPSS 0.34%
Updated Sep 01, 2026
Jahlives
Parameter Value
CVSS 9.3 (CRITICAL)
Affected Versions before 1.4.0
Fixed In 1.4.0
Type CWE-693
Vendor Jahlives
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Jahlives Openssl_Encrypt
cpe:2.3:a:jahlives:openssl_encrypt:*:*:*:*:*:python:*:*
1.4.0