CVE-2023-22631 Path traversal in PRTG Network Monitor
Remote attackers can write arbitrary files via the HTTP XML/REST Sensor, potentially leading to code execution or system compromise.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-22631?
CVE-2023-22631 is a low-severity path traversal vulnerability in Paessler PRTG Network Monitor, published on 14 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
PRTG Network Monitor before 23.1.82 allows remote attackers to write to files via the HTTP XML/REST Sensor.
Weakness: CWE-88
Which versions are affected by CVE-2023-22631?
How do I fix CVE-2023-22631?
No fix has been published for CVE-2023-22631 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-2023-22631 being exploited?
There is no known exploitation of CVE-2023-22631 in the wild and no public exploit code.
Sources
Also known as GHSA-4wm7-3jjc-hv85.