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Martin Dukek

#27874of 56,330
9.8Total CVSS
Vulnerabilities · 1
PT-2026-84652
9.8
2026-09-02
Curl · Libcurl · CVE-2026-19931
**Name of the Vulnerable Software and Affected Versions** libcurl (affected versions not specified) **Description** A flaw exists where the software incorrectly reuses an HTTP connection setup for a specific hostname when using Negotiate authentication, specifically when the initial request is made with empty credentials. This behavior can lead to a situation where a request from one user is transmitted over a connection previously authenticated by another user. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.