CVE-2026-90924 Default Admin Credentials in Innotim Software's Logsign SIEM

Critical 9.8 Published Updated

Attackers can access the Logsign SIEM system using default admin credentials, leading to unauthorized control and potential data exposure.

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-2026-90924?

CVE-2026-90924 is a critical vulnerability in Innotim Software, Telecommunications and Consultancy Trade Ltd. Co. Logsign SIEM, published on 28 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Use of default credentials vulnerability in Innotim Software, Telecommunications and Consultancy Trade Ltd. Co. Logsign SIEM allows Try Common or Default Usernames and Passwords.

This issue affects Logsign SIEM: from 6.4.101 before 6.4.117.

Weakness: CWE-1392

Which versions are affected by CVE-2026-90924?

How do I fix CVE-2026-90924?

No fix has been published for CVE-2026-90924 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-90924 being exploited?

There is no known exploitation of CVE-2026-90924 in the wild and no public exploit code.

Sources

Also known as GHSA-h2vr-gq5r-43mh.

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