CVE-2026-7502

LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization

MEDIUM
5.4
CVSS Score
Published: April 30, 2026 at 09:15 PM UTC
Updated: June 17, 2026 at 11:02 AM UTC
1 product affected across 1 vendorLinkStack

Using LinkStack by LinkStackOrg?

Get instant alerts when new vulnerabilities affect LinkStack - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.4
Exploit prediction
EPSS 0.3%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/360312
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/360312/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/801787
Issue TrackingPatch
Source: cverecord
https://github.com/LinkStackOrg/LinkStack/pull/975

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639CWE-285

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card