CVE-2026-16436 Auth bypass in AnalytiX
Remote attackers can bypass authentication using a fixed challenge response to access, modify, or disrupt Mitsubishi Electric SCADA and HMI systems.
- 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-2026-16436?
CVE-2026-16436 is a critical authentication bypass vulnerability in Mitsubishi Electric Corporation AnalytiX, published on 15 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Weak Password Recovery Mechanism for Forgotten Password vulnerability in Mitsubishi Electric GENESIS versions 11.03 and prior, GENESIS64 versions 10.97.3 and prior, ICONICS Suite versions 10.97.3 and prior, Hyper Historian versions 10.97.3 and prior, AnalytiX versions 10.97.3 and prior, MobileHMI 10.97.3 and prior, IoTWorX 10.97.3 and prior, MC Works64 all versions, GENESIS32 all versions, BizViz all versions, Mitsubishi Electric Iconics Digital Solutions GENESIS versions 11.03 and prior, GENESIS64 versions 10.97.3 and prior, ICONICS Suite versions 10.97.3 and prior, Hyper Historian versions 10.97.3 and prior, AnalytiX versions 10.97.3 and prior, MobileHMI 10.97.3 and prior, IoTWorX 10.97.3 and prior, GENESIS32 all versions, and BizViz all versions allows a remote attacker to unlock the system by obtaining the challenge response by some means. The challenge response used to unlock the system is common to all users and fixed. As a result, the attacker may disclose, tamper with, destroy, or delete internal information, or cause the affected system to enter a denial-of-service (DoS) condition.
Weakness: CWE-640
Which versions are affected by CVE-2026-16436?
How do I fix CVE-2026-16436?
No fix has been published for CVE-2026-16436 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-16436 being exploited?
There is no known exploitation of CVE-2026-16436 in the wild and no public exploit code.
Sources
Also known as GHSA-j5vq-rv93-4ff2.