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5.4

GazellePW avatar tooltip can run injected code

CVE-2026-38465 · published 2 months ago
Summary

In GazellePW's donor avatar feature, the text that appears when you hover over an avatar is saved and later displayed without proper checks. An attacker who can log in could place malicious script code in that text, causing the code to run in other users' browsers. Update to the latest version or apply the provided patch to ensure the tooltip text is safely filtered.

Original advisory text
A Stored XSS vulnerability in the donor avatar mouse-over text feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject a...
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.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
5.4 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published25 Aug 2026
Updated4 Nov 2026
First seen25 Aug 2026
Sources
CVE-2026-38465 · NVD
CVE-2026-38465 · MITRE
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