CVE-2026-38465
Published Aug 25, 2026
Description
A Stored XSS vulnerability in the donor avatar mouse-over text feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the avatar_mouse_over_text parameter, which is stored and later rendered in avatar tooltip.
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EPSS — Exploit Prediction
0.0029
Probability of exploitation
0.21%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/app/Manager/Donation.php#L708
https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/classes/users.class.php#L783
https://github.com/Mosasauroidea/GazellePW/blob/86c4bedf727691b5a97af42a4864869d18446449/sections/user/user.php#L344
https://snaacky.com/1-click-exploit-chain-for-complete-gazellepw-database-compromise
Frequently Asked Questions
What is CVE-2026-38465? +
A Stored XSS vulnerability in the donor avatar mouse-over text feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the avatar_mouse_over_text parameter, which is stored and later rendered in avatar tooltip.
How do I check if I'm vulnerable to CVE-2026-38465? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.