CVE-2026-9079

CriticalCVSS 9.8/10Last modified Sep 15, 2026

Description

libcurl had a flaw that when instructed to clear proxy authentication credentials which made it not do so, leaving the old credentials around to get used for subsequent transfers that should not know nor use them.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-522

Affected software

No affected versions have been published.

Timeline

Published: Jul 3, 2026
Last modified: Sep 15, 2026
NVD status: Modified

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