Ad

CVE-2026-5758

MEDIUM CVSS 3.1: 6.5
Updated Apr 17, 2026
Javascript
Parameter Value
CVSS 6.5 (MEDIUM)
Vendor Javascript
Public PoC No

JavaScript is vulnerable to prototype pollution in Mafintosh's protocol-buffers-schema Version 3.6.0, where an attacker may alter the application logic, bypass security checks, cause a DoS or achieve remote code execution.

Attack Parameters

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

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
Low
Partial disruption

CVSS Vector v3.1