CVE-2026-7501

LOW

LinkStackOrg LinkStack UserController.php editPage cross site scripting

Title source: cna
STIX 2.1

Description

A weakness has been identified in LinkStackOrg LinkStack up to 4.8.6. Impacted is the function editPage of the file app/Http/Controllers/UserController.php. Executing a manipulation of the argument pageDescription can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a pull request but has not reacted yet.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-360311 | LinkStackOrg LinkStack UserController.php editPage cross site scripting
https://vuldb.com/vuln/360311
Signature, Permissions Required signature permissions-required
VDB-360311 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/360311/cti
Third Party Advisory third-party-advisory
Submit #801651 | LinkStackOrg LinkStack 4.8.6 Improper Neutralization of Alternate XSS Syntax
https://vuldb.com/submit/801651

Scores

CVSS v3 3.5
EPSS 0.0025
EPSS Percentile 16.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79 CWE-94
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