Directory Traversal Affecting libcurl package, versions <0:8.3.0-1.amzn2.0.11


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (6th percentile)

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  • Snyk IDSNYK-AMZN2-LIBCURL-14423480
  • published16 Dec 2025
  • disclosed25 Feb 2026

Introduced: 16 Dec 2025

CVE-2025-11563  (opens in a new tab)
CWE-22  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 libcurl to version 0:8.3.0-1.amzn2.0.11 or higher.
This issue was patched in ALAS2-2025-3088.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl package and not the libcurl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

URLs containing percent-encoded slashes (/ or \) can trick wcurl into saving the output file outside of the current directory without the user explicitly asking for it.

This flaw only affects the wcurl command line tool.

CVSS Base Scores

version 3.1