CVE-2026-7501

low

Published 2026-04-30 · Modified 2026-05-01

CVSS v3

3.5

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CVSS v2

4.0

VIR risk

3.5

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.

Predictions

Exploit likelihood

45%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

https://github.com/LinkStackOrg/LinkStack/
https://github.com/LinkStackOrg/LinkStack/pull/974
https://github.com/az10b/security-advisories/blob/main/stored_xss_linkstack.md
https://vuldb.com/submit/801651
https://vuldb.com/vuln/360311
https://vuldb.com/vuln/360311/cti

CWEs

CWE-79 CWE-94

Verify integrity in audit chain (admin only). AS-IS.