Arbitrary Argument Injection Affecting libwinpr-devel package, versions <2:2.11.7-1.amzn2.0.14


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.18% (7th percentile)

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  • Snyk IDSNYK-AMZN2-LIBWINPRDEVEL-19456825
  • published1 Sept 2026
  • disclosed20 Jul 2026

Introduced: 20 Jul 2026

CVE-2026-64624  (opens in a new tab)
CWE-88  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 libwinpr-devel to version 2:2.11.7-1.amzn2.0.14 or higher.
This issue was patched in ALAS2-2026-3887.

NVD Description

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

FreeRDP before 3.28.0 treats lines beginning with forward slash in RDP files as raw command-line options, exposing the entire CLI parser surface to untrusted files. Attackers can craft malicious RDP files with /rdp2tcp, /cert:ignore, or /drive options to execute arbitrary commands, bypass certificate validation, or expose local filesystems without user interaction.

CVSS Base Scores

version 3.1