CVE-2026-54222 Blind SQL Injection in UBB.threads

High 8.6 Published Updated

Authenticated attackers can extract sensitive database information via blind SQL injection in UBB.threads due to insufficient input sanitization.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-54222?

CVE-2026-54222 is a high-severity SQL injection vulnerability in UBB.threads, published on 18 Jun 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

UBB.threads is vulnerable to Blind SQL Injection, allowing attackers with access to the Members in Control Panel to interact with the underlying database. Due to insufficient input sanitization, an attacker can extract sensitive information, such as user credentials, by manipulating SQL queries through time-based or boolean-based techniques. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 7.7.5 but may also affect other versions.

Weakness: CWE-89

Which versions are affected by CVE-2026-54222?

How do I fix CVE-2026-54222?

No fix has been published for CVE-2026-54222 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-2026-54222 being exploited?

There is no known exploitation of CVE-2026-54222 in the wild and no public exploit code.

Sources

Also known as GHSA-wqx8-qrc6-2wpv.

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