CVE Vulnerabilities

CVE-2026-86413

Published: Oct 20, 2026 | Modified: Oct 22, 2026

CVSS 3.x

N/A

Source:

NVD

CVSS 2.x

RedHat/V2

RedHat/V3

5.3 LOW

Ubuntu

LOW

Vulnerability-free packages from our partners

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-86413
CWE	https://cwe.mitre.org/data/definitions/.html

When using an ambient user in a first transfer doing Negotiate authentication and asked to follow redirects, curl could pass on its credential details to an unrelated second origin when asked to redirect there.

Affected Software

Name	Vendor	Start Version	End Version
Red Hat Hardened Images	RedHat	curl-main-8.23.0-0.1.hum1	*
Curl	Ubuntu	upstream	*

References

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