CVE-2026-17561 Unauthenticated RCE in Innotim Software's Logsign SIEM
Unauthenticated attackers can execute arbitrary code on Logsign SIEM servers via a code injection vulnerability.
- 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-2026-17561?
CVE-2026-17561 is a critical code injection vulnerability in Innotim Software, Telecommunications and Consulting Trade Ltd. Co. Logsign SIEM, published on 31 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper Control of Generation of Code ('Code Injection') vulnerability in Innotim Software, Telecommunications and Consulting Trade Ltd. Co. Logsign SIEM allows Code Injection.
This issue affects Logsign SIEM: before 6.4.115.
Weakness: CWE-94
Which versions are affected by CVE-2026-17561?
How do I fix CVE-2026-17561?
No fix has been published for CVE-2026-17561 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-17561 being exploited?
There is no known exploitation of CVE-2026-17561 in the wild and no public exploit code.
Sources
Also known as GHSA-6rqw-8xp6-qjhg.