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Servers and applications

CVE-2018-1000007

libcurl 7.1 through 7.57.0 might accidentally leak authentication data to third parties. When asked to send custom headers in its HTTP requests, libcurl will send that set of headers first to the host in the initial URL but also, if asked to follow redirects and a 30X HTTP response code is returned, to the host mentioned in URL in the `Location:` response header value. Sending the same set of…

Severity
Critical 9.8
Published
24 Jan 2018
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 7.1 up to 7.57.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-1000007
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-1000007