CVE-2026-41462 ProjeQtor < 12.4.4 Unauthenticated SQL Injection via Login

Critical 9.3 Published Updated

Unauthenticated attackers can inject SQL via the login field to create admin accounts, read data, or execute OS commands in ProjeQtor.

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

What is CVE-2026-41462?

CVE-2026-41462 is a critical SQL injection vulnerability in ProjeQtor, published on 27 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ProjeQtor versions 7.0 through 12.4.3 contain an unauthenticated SQL injection vulnerability in the login functionality where the login variable is directly concatenated into a SQL query without parameterization or sanitization. Attackers can inject arbitrary SQL expressions through the username field at the authentication endpoint to create privileged accounts, read sensitive data, and execute operating system commands if the database user has elevated permissions.

Weakness: CWE-89

Which versions are affected by CVE-2026-41462?

How do I fix CVE-2026-41462?

No fix has been published for CVE-2026-41462 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-2026-41462 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-41462 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-rrf3-x3xf-m69q.

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