CVE-2026-27557 Path Traversal in /index.php/view_uploaded_iodd_file
Unauthenticated attackers can read SSH private keys via path traversal in industrial I/O modules, compromising device security.
- 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-2026-27557?
CVE-2026-27557 is a high-severity path traversal vulnerability in Carlo Gavazzi Automation ICE2-8IOL-G65L-V1D, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An unauthenticated remote attacker can exploit a path traversal vulnerability in the /index.php/view_uploaded_iodd_file endpoint allowing the SSH server's private keys to be read.
Weakness: CWE-35
Which versions are affected by CVE-2026-27557?
How do I fix CVE-2026-27557?
No fix has been published for CVE-2026-27557 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-27557 being exploited?
There is no known exploitation of CVE-2026-27557 in the wild and no public exploit code.
Sources
Also known as GHSA-64xx-g8pm-3j7r.