Authentication Bypass Vulnerability in Simple Link Directory by QuantumCloud
CVE-2025-49901

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Simple Link Directory
Vendor
CVE Published:
22 October 2025

What is CVE-2025-49901?

The Simple Link Directory plugin by QuantumCloud suffers from an authentication bypass vulnerability that enables unauthorized users to exploit the system. This flaw allows for authentication abuse through paths or channels not intended for legitimate user access. The issue impacts all versions up to 14.8.1, making it critical to update and secure the plugin to prevent unauthorized access to sensitive features.

Affected Version(s)

Simple Link Directory <= n/a

References

https://vdp.patchstack.com/database/Wordpress/Plugin/qc-s...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

João Pedro S Alcântara (Kinorth) (Patchstack Alliance)
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