Information Exposure Affecting curl package, versions <0:8.23.0-0.1.hum1


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.73% (55th percentile)

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  • Snyk IDSNYK-RHEL10-CURL-21149579
  • published17 Oct 2026
  • disclosed14 Oct 2026

Introduced: 14 Oct 2026

NewCVE-2026-86413  (opens in a new tab)
CWE-201  (opens in a new tab)

How to fix?

Upgrade RHEL:10 curl to version 0:8.23.0-0.1.hum1 or higher.
This issue was patched in RHSA-2026:82895.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1