All vulnerabilities

Servers and applications

CVE-2025-4947

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks.

Severity
Medium 6.5
Published
28 May 2025
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
8.14.0
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • From 8.8.0 before 8.14.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-4947
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-4947