CVE-2026-16606 Unauthenticated remote code execution (pre-auth RCE) vulnerability in openFT for Linux and Oracle Solaris
Unauthenticated attackers can execute arbitrary code remotely on Fujitsu openFT servers running Linux or Oracle Solaris.
- 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-2026-16606?
CVE-2026-16606 is a critical code injection vulnerability in Fujitsu Linux openFT, published on 22 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in Fujitsu Software Linux openFT and Fujitsu Software Oracle Solaris openFT before version 12.1D00 allows for unauthenticated remote code execution (pre-auth RCE) on GNU/Linux or Oracle Solaris. The Fsas Technologies PSIRT obtained that intelligence internally and covers the CVE beyond its CNA scope under existing agreement with Fujitsu Germany.
Weakness: CWE-94
Which versions are affected by CVE-2026-16606?
How do I fix CVE-2026-16606?
No fix has been published for CVE-2026-16606 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-2026-16606 being exploited?
There is no known exploitation of CVE-2026-16606 in the wild and no public exploit code.
Sources
Also known as GHSA-49p9-fpjh-rwcr.