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Servers and applications

CVE-2023-23915

A cleartext transmission of sensitive information vulnerability exists in curl <v7.88.0 that could cause HSTS functionality to behave incorrectly when multiple URLs are requested in parallel. Using its HSTS support, curl can be instructed to use HTTPS instead of using an insecure clear-text HTTP step even when HTTP is provided in the URL. This HSTS mechanism would however surprisingly fail when…

Severity
Medium 6.5
Published
23 Feb 2023
Last changed
24 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
7.88.0
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • From 7.77.0 before 7.88.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-23915
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-23915