Missing SSL Certificate Validation in GOG Galaxy by GOG
CVE-2025-56232

6.8MEDIUM

Key Information:

Vendor

GOG

Status
GOG Galaxy
Vendor
CVE Published:
5 November 2025

What is CVE-2025-56232?

The GOG Galaxy 2.0.0.2 suffers from a critical weakness due to missing SSL certificate validation. This flaw allows an attacker with control over the local network, DNS settings, or a proxy server to execute a man-in-the-middle (MitM) attack. By intercepting update requests, the attacker can substitute legitimate installer or update packages with malicious files, potentially compromising user systems and data security.

References

https://youtu.be/WchHCmqGaFQ
https://www.notion.so/CVE-2025-56232-2a04e9f2a40d80dab203...

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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