CVE-2026-38469

Description

A Stored XSS vulnerability in the custom bonus title feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the title parameter in /bonus.php and /user.php?action=staff_tool.

References

• https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/app/Bonus.php#L202
• https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/classes/users.class.php#L716
• https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/classes/users.class.php#L976
• https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/sections/bonus/title.php#L27
• https://snaacky.com/1-click-exploit-chain-for-complete-gazellepw-database-compromise