CVE-2026-7502

MEDIUM

LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization

Title source: cna
STIX 2.1

Description

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.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-360312 | LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization
https://vuldb.com/vuln/360312
Signature, Permissions Required signature permissions-required
VDB-360312 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/360312/cti
Third Party Advisory third-party-advisory
Submit #801787 | LinkStackOrg LinkStack 4.8.6 Authorization Bypass
https://vuldb.com/submit/801787

Scores

CVSS v3 5.4
EPSS 0.0026
EPSS Percentile 16.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-285 CWE-639
Status published
Products (7)
LinkStackOrg/LinkStack 4.8.0
LinkStackOrg/LinkStack 4.8.1
LinkStackOrg/LinkStack 4.8.2
LinkStackOrg/LinkStack 4.8.3
LinkStackOrg/LinkStack 4.8.4
LinkStackOrg/LinkStack 4.8.5
LinkStackOrg/LinkStack 4.8.6
Published Apr 30, 2026
Tracked Since May 01, 2026