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CVE-2026-21708

CRITICAL CVSS 3.1: 9.9 EPSS 0.54%
Updated Mar 12, 2026
Parameter Value
CVSS 9.9 (CRITICAL)
Public PoC No

A vulnerability allowing a Backup Viewer to perform remote code execution (RCE) as the postgres user.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic 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 v3.1