CVE-2026-7501
LinkStackOrg LinkStack UserController.php editPage cross site scripting
CVSS Score
3.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-79 CWE-94 |
| Vendor | linkstackorg |
| Product | linkstack |
| Published | Apr 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
LinkStackOrg / LinkStack
4.8.0 4.8.1 4.8.2 4.8.3 4.8.4 4.8.5 4.8.6
References
vuldb.com: https://vuldb.com/vuln/360311 vuldb.com: https://vuldb.com/vuln/360311/cti vuldb.com: https://vuldb.com/submit/801651 github.com: https://github.com/LinkStackOrg/LinkStack/pull/974 github.com: https://github.com/az10b/security-advisories/blob/main/stored_xss_linkstack.md github.com: https://github.com/LinkStackOrg/LinkStack/
Credits
🔍 AliAz (VulDB User) VulDB CNA Team