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Medium 6.3Published Jan 8, 2026

CVE-2025-14017When 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 concurrent…

Updated under an hour ago ()

Does this affect you?

It affects haxx curl. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
6.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-567
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Modified
Record last updated
Sep 15, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
haxx curl
haxx:curl
from 7.17.0 before 8.18.0
NVD

References

  • vendor-advisory
  • vendor-advisory
  • mailing-list, third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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