CVE-2025-22137 Arbitrary File Overwrite via HTTP POST in Pingvin Share
Attackers can overwrite arbitrary server files, including system files, via HTTP POST requests in Pingvin Share.
- 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-2025-22137?
CVE-2025-22137 is a critical vulnerability in stonith404 pingvin-share, published on 8 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Pingvin Share is a self-hosted file sharing platform and an alternative for WeTransfer. This vulnerability allows an authenticated or unauthenticated (if anonymous shares are allowed) user to overwrite arbitrary files on the server, including sensitive system files, via HTTP POST requests. The issue has been patched in version 1.4.0.
Which versions are affected by CVE-2025-22137?
How do I fix CVE-2025-22137?
No fix has been published for CVE-2025-22137 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-22137 being exploited?
There is no known exploitation of CVE-2025-22137 in the wild and no public exploit code.
Sources
Also known as GHSA-rjwx-p44f-mcrv.