CVE-2026-32321 ClipBucket v5 has time-based Blind SQL Injection in ajax.php that leads to Data Exfiltration

High 8.8 Published 18 Mar 2026 Updated 19 Mar 2026

An authenticated attacker can exploit a blind SQL injection in ClipBucket to exfiltrate database data and potentially take over administrative accounts.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-32321?

CVE-2026-32321 is a high-severity SQL injection vulnerability in MacWarrior clipbucket-v5, published on 18 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ClipBucket v5 is an open source video sharing platform. An authenticated time-based blind SQL injection vulnerability exists in ClipBucket prior to 5.5.3 #80 within the `actions/ajax.php` endpoint. Due to insufficient input sanitization of the `userid` parameter, an authenticated attacker can execute arbitrary SQL queries, leading to full database disclosure and potential administrative account takeover. Version 5.5.3 #80 fixes the issue.

Weakness: CWE-89

Which versions are affected by CVE-2026-32321?

It affects 1 product.

Products include Oxygenz Clipbucket.

How do I fix CVE-2026-32321?

No fix has been published for CVE-2026-32321 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-32321 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-32321 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-2757-6cp4-v7xx.