CVE-2025-14017

Medium

Description

When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a specific transfer could unintentionally disable the feature for other threads as well.

SeverityMedium
CVSS6.3
Exploit probability—
ProductHaxx Curl
PublishedJan 8, 2026
First seenJan 8, 2026
Weakness typeCWE-567CWE-567

How to fix

Update
  • haxx curl8.18.0 or later

Affected products

ProductAffected versionsFixed in
haxx curl7.17.0 ≤ v < 8.18.08.18.0

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