CVE-2026-22323 Cross‑Site Request Forgery in Link Aggregation Configuration
An attacker can trick authenticated users into altering Link Aggregation settings on Phoenix Contact switches via CSRF, modifying device configuration.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-22323?
CVE-2026-22323 is a high-severity vulnerability in Phoenix Contact FL NAT 2008, published on 18 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A CSRF vulnerability in the Link Aggregation configuration interface allows an unauthenticated remote attacker to trick authenticated users into sending unauthorized POST requests to the device by luring them to a malicious webpage. This can silently alter the device’s configuration without the victim’s knowledge or consent. Availability impact was set to low because after a successful attack the device will automatically recover without external intervention.
Weakness: CWE-352
Which versions are affected by CVE-2026-22323?
How do I fix CVE-2026-22323?
No fix has been published for CVE-2026-22323 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-22323 being exploited?
There is no known exploitation of CVE-2026-22323 in the wild and no public exploit code.
Sources
Also known as GHSA-rv6q-j73h-c4g9.