CVE-2026-6429 Affecting libcurl package, versions <0:8.12.1-4.el10_2.7


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.52% (43rd percentile)

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  • Snyk IDSNYK-ROCKY10-LIBCURL-20998552
  • published16 Oct 2026
  • disclosed13 May 2026

Introduced: 13 May 2026

CVE-2026-6429  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:10 libcurl to version 0:8.12.1-4.el10_2.7 or higher.
This issue was patched in RLSA-2026:80512.

NVD Description

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

When asked to both use a .netrc file for credentials and to follow HTTP redirects, libcurl could leak the password used for the first host to the followed-to host under certain circumstances.

CVSS Base Scores

version 3.1