CVE-2026-7502CWE-285CWE-639

LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization

Medium · published April 30, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
36.9
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in LinkStackOrg LinkStack up to 4.8.6. The affected element is the function saveLink of the file app/Http/Controllers/UserController.php of the component Management Endpoint. The manipulation leads to authorization bypass. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00436 · 36.9th percentile
Weaknesses
CWE-285 · Improper Authorization; CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-04-30T21:15Z
EPSS history
Timeline
  • 30 APR 21:15Z
    LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization
    cvelistv5