CVE-2025-26379 Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG use of Cryptographically Weak Pseudo-Random Number Generator
Attackers can read or inject encrypted PowerG packets due to a weak pseudo-random number generator in Johnson Controls security panels.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-26379?
CVE-2025-26379 is a high-severity vulnerability in Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG, published on 22 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Use of a weak pseudo-random number generator, which may allow an attacker to read or inject encrypted PowerG packets.
Weakness: CWE-338
Which versions are affected by CVE-2025-26379?
How do I fix CVE-2025-26379?
No fix has been published for CVE-2025-26379 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-26379 being exploited?
There is no known exploitation of CVE-2025-26379 in the wild and no public exploit code.
Sources
Also known as GHSA-wcw3-c785-7q5x.