XSS in Macwarrior Clipbucket-V5

CVE-2025-64336

ClipBucket v5 is an open source video sharing platform. In versions 5.5.2-#146 and below, the Manage Photos feature is vulnerable to stored Cross-site Scripting (XSS). An authenticated regular user can upload a photo with a malicious Photo Title containing HTML/JavaScript code. While the payload does not execute in the user-facing photo gallery or detail pages, it is rendered unsafely in the Admin → Manage Photos section, resulting in JavaScript execution in the administrator’s browser. This issue is fixed in version 5.5.2-#147.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (20.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-64336?
CVE-2025-64336 is a medium-severity vulnerability in Macwarrior Clipbucket-V5, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-11-07.
How severe is CVE-2025-64336?
Medium severity. CVSS v3 base score is 5.4 out of 10.