Servers and applications
CVE-2025-5399
Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS libcurl-using application.
- Severity
- High 7.5
- Published
- 7 Jun 2025
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 21 Oct 2026
- Fixed in
- 8.14.1
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
curlServers and applications · cpe:a:haxx:curl |
|