CVE-2025-22137

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.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-434 Unrestricted Upload

References

Other References

https://github.com/stonith404/pingvin-share/commit/6cf5c66fe2eda1e0a525edf7440d047fe2f0e35b https://github.com/stonith404/pingvin-share/commit/c52ec7192080c402bd804e69be93dd88cc7c5c70 https://github.com/stonith404/pingvin-share/security/advisories/GHSA-rjwx-p44f-mcrv

Frequently Asked Questions

What is CVE-2025-22137? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-22137? +

CVE-2025-22137 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2025-22137? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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