Identity Attribute Manipulation in 4gaBoards by RARgames
CVE-2026-53958

7.6HIGH

Key Information:

Vendor

Rargames

Status
4gaboards
Vendor
CVE Published:
18 August 2026

What is CVE-2026-53958?

The vulnerability in 4gaBoards allows authenticated users to modify sensitive identity attributes such as ssoGoogleId and ssoMicrosoftEmail through an insecure PATCH request. This flaw can lead to an attacker taking control over a victim's account by matching their provider identifier, allowing unauthorized access to projects and data created by the victim. The issue has been resolved in version 3.3.9, ensuring secure management of identity attributes.

Affected Version(s)

4gaBoards < 3.3.9

References

https://github.com/RARgames/4gaBoards/security/advisories...
x_refsource_CONFIRM
https://github.com/RARgames/4gaBoards/commit/7a79f4c5d338...
x_refsource_MISC
https://github.com/RARgames/4gaBoards/releases/tag/v3.3.9
x_refsource_MISC

CVSS V3.1

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.