WordPress security changelog
CRITICAL CVE-2025-49901 Deferred

Simple Link Directory: Privilege escalation or authentication bypass

Simple Link Directory is affected by privilege escalation or authentication bypass. Exposure depends on how the affected operation is made reachable by the site. A successful request can grant permissions or access that the caller should not possess.

CVE / CNA score 9.8 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
Simple Link Directory
Plugin slug
qc-simple-link-directory
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Oct 22, 2025
Weakness
CWE-288 — Authentication Bypass Using an Alternate Path or Channel

This CVE was published Oct 22, 2025 and is one of 5 known issues for this plugin.

Update, patch or deactivate.

Update Simple Link Directory to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Authentication Bypass Using an Alternate Path or Channel vulnerability in quantumcloud Simple Link Directory qc-simple-link-directory allows Authentication Abuse.This issue affects Simple Link Directory: from n/a through < 14.8.1.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary and upstream sources