CVE-2025-62715: clipbucket XSS — Exploit & Fix

Description

ClipBucket v5 is an open source video sharing platform. Versions 5.5.2-#147 and below contain a stored Cross-Site Scripting (XSS) vulnerability in ClipBucket’s Collection tags feature. An authenticated normal user can create a tag containing HTML or JavaScript, which is later rendered unescaped in collection detail and tag-list pages. As a result, arbitrary JavaScript executes in the browsers of all users who view the affected pages. This issue is fixed in version 5.5.2-#152.

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CVSS v3.1 Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
oxygenz	clipbucket	5.3 — 5.5.2-157

References

Advisories & Patches

https://github.com/MacWarrior/clipbucket-v5/commit/8e3cf79ce2721fbebde68a05a9a1a6319f086bcc https://github.com/MacWarrior/clipbucket-v5/security/advisories/GHSA-h5f4-wj75-39x3

Exploits

https://github.com/MacWarrior/clipbucket-v5/security/advisories/GHSA-h5f4-wj75-39x3

Frequently Asked Questions

What is CVE-2025-62715? +

ClipBucket v5 is an open source video sharing platform. Versions 5.5.2-#147 and below contain a stored Cross-Site Scripting (XSS) vulnerability in ClipBucket’s Collection tags feature. An authenticated normal user can create a tag containing HTML or JavaScript, which is later rendered unescaped in collection detail and tag-list pages. As a result, arbitrary JavaScript executes in the browsers of all users who view the affected pages. This issue is fixed in version 5.5.2-#152. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2025-62715? +

CVE-2025-62715 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-62715? +

CVE-2025-62715 affects products from oxygenz, specifically: clipbucket. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-62715? +

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.

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