All vulnerabilities

Servers and applications

CVE-2023-46218

This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back to more origins than what is otherwise allowed or possible. This allows a site to set cookies that then would get sent to different and unrelated sites and domains. It could do this by exploiting a mixed case flaw in curl's function that verifies a given cookie domain against the Public Suffix List…

Severity
Medium 6.5
Published
7 Dec 2023
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • From 7.46.0 up to 8.4.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-46218
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-46218