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CVE-2016-0755

The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a similar issue to CVE-2014-0015.

Severity
High 7.3
Published
29 Jan 2016
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • Every version up to 7.46.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-0755
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-0755