CyberRota Analysis
This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.
CVE
CVE-2026-11856
Severity
CRITICAL
CVSS
9.8
EPSS
0.60%
Original NVD Description
Successfully using libcurl to do a transfer to a specific HTTP origin (`hostA`) with **Digest** authentication and then changing the origin to a different one (`hostB`) for a second transfer, reusing the same handle, makes libcurl wrongly pass on the `Authorization:` header field meant for `hostA`, to `hostB`.
Related CVEs
Other vulnerabilities affecting the same vendor(s)