CVE-2026-7502

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.

CVSS v3 5.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/LinkStackOrg/LinkStack/
https://github.com/LinkStackOrg/LinkStack/pull/975
https://github.com/LinkStackOrg/LinkStack/pull/975#issuecomment-4224234970
https://github.com/az10b/security-advisories/blob/main/idor_linkstack.md
https://vuldb.com/submit/801787
https://vuldb.com/vuln/360312
https://vuldb.com/vuln/360312/cti

Configurations

No configuration.

History

30 Apr 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-30 22:16

Updated : 2026-05-01 15:26

NVD link : CVE-2026-7502

Mitre link : CVE-2026-7502

CVE.ORG link : CVE-2026-7502

JSON object : View

Products Affected

No product.

CWE

CWE-285

Improper Authorization

CWE-639

Authorization Bypass Through User-Controlled Key

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