Arbitrary File Overwrite via HTTP POST in Pingvin Share
Priority MEDIUM 43CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-434.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00604 49th percentileScored 2026-11-07
Fix Fixed pingvin-share (stonith404): 1.4.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| stonith404 | pingvin-share | 0.6.0 to before 1.4.0 | 1.4.0 | Patch available | CNA |
- pingvin-share Vendorstonith404 Affected 0.6.0 to before 1.4.0 Fixed in 1.4.0 Patch available CNA
Remediation
- Fix · CNA pingvin-share (stonith404) Fixed in 1.4.0
Timeline
- 2026-10-02 Threatist record created from CVE-2025-22137
References
More stonith404 vulnerabilities
- TI-2026-08363 stonith404 pingvin-share Sign-in Auto-Redirect signIn.tsx getServerSideProps cross site scripting CVSS 4.0MEDIUM 5.3
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences