CVE-2026-44102 OCPP Firmware download is not properly locked
An unauthenticated attacker can access a temporary firmware file due to a race condition in the cleanup process, potentially exposing sensitive data.
- 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-2026-44102?
CVE-2026-44102 is a medium-severity vulnerability in Phoenix Contact CHARX SEC-3000, published on 30 Jul 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 trigger a firmware update download via the OCPP backend by supplying an invalid firmware file. This will cause the file to remain accessible for a short period before it is deleted due to improper locking during the cleanup process.
Weakness: CWE-362
Which versions are affected by CVE-2026-44102?
How do I fix CVE-2026-44102?
No fix has been published for CVE-2026-44102 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-44102 being exploited?
There is no known exploitation of CVE-2026-44102 in the wild and no public exploit code.
Sources
Also known as GHSA-qrwj-j5f7-cjgm.