CVE-2026-26997 ClipBucket v5 has Stored XSS via Collection name
An authenticated user can inject stored XSS payloads via collection names, which execute when an administrator views them, potentially leading to account takeover.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-26997?
CVE-2026-26997 is a low-severity cross-site scripting vulnerability in MacWarrior clipbucket-v5, published on 27 Feb 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
ClipBucket v5 is an open source video sharing platform. Prior to version 5.5.3 #59, a normal authenticated user can store the XSS payload. The payload is triggered by administrator. Version 5.5.3 #59 fixes the issue.
Weakness: CWE-79
Which versions are affected by CVE-2026-26997?
It affects 1 product.
Products include Oxygenz Clipbucket.
How do I fix CVE-2026-26997?
No fix has been published for CVE-2026-26997 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-26997 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-26997 exists.
Other vulnerabilities in MacWarrior clipbucket-v5
- CVE-2026-21875 ClipBucket v5 Vulnerable to Blind SQL Injection through Channel Comments
- CVE-2025-67418 Hardcoded credentials in n/a
- CVE-2025-21624 ClipBucket V5 Playlist Cover File Upload to Remote Code Execution
- CVE-2024-54135 Untrusted Deserialization in ClipBucket-v5 Version 2.0 to 5.5.1 Revision 199
- CVE-2024-54136 Untrusted Deserialization in ClipBucket-v5 Version 5.5.1 Revision 199 and Below
Sources
Also known as GHSA-97r6-4hmx-hcrh.