CVE-2025-25203: Ctrlpanel has stored XSS vulnerability in TicketsController priority field

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-11 · updated 2026-06-17
Weakness: CWE-79

Description

CtrlPanel is open-source billing software for hosting providers. Prior to version 1.0, a Cross-Site Scripting (XSS) vulnerability exists in the `TicketsController` and `Moderation/TicketsController` due to insufficient input validation on the `priority` field during ticket creation and unsafe rendering of this field in the moderator panel. Version 1.0 contains a patch for the issue.

Affected products

Ctrlpanel-gg panel: before 1.0

References

https://github.com/Ctrlpanel-gg/panel/commit/393cbde662c7e54829e296eb5815794490d925c7
https://github.com/Ctrlpanel-gg/panel/security/advisories/GHSA-2q43-grv2-jxwh

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