Protection Mechanism Failure Affecting libwinpr package, versions <2:3.10.3-12.el10_2.13


Severity

Recommended
0.0
critical
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.56% (45th percentile)

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  • Snyk IDSNYK-ORACLE10-LIBWINPR-20366867
  • published1 Oct 2026
  • disclosed15 Sept 2026

Introduced: 15 Sep 2026

CVE-2026-91949  (opens in a new tab)
CWE-693  (opens in a new tab)

How to fix?

Upgrade Oracle:10 libwinpr to version 2:3.10.3-12.el10_2.13 or higher.
This issue was patched in ELSA-2026-73979.

NVD Description

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

FreeRDP server versions before 3.31.0 contain a protocol negotiation bypass vulnerability that allows unauthenticated attackers to establish RDSTLS connections despite server policy disabling them. Attackers can send incompatible protocol requests, receive negotiation failures, then complete TLS handshake and enter RDSTLS to bypass pre-authentication transport restrictions.

CVSS Base Scores

version 3.1