CVE-2026-114046: FreeRDP 3.0.0 before 3.32.0 null-pointer dereference via emulated smartcard

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-21 · updated 2026-10-28
Weakness: CWE-476

Description

FreeRDP 3.0.0 before 3.32.0 contains a null-pointer dereference in the smartcard emulation backend that accepts a null per-reader name in SCardGetStatusChange requests. A malicious RDP server can send a crafted reader-state entry with a null szReader, causing strcmp or _wcscmp to crash the client process.

Affected products

FreeRDP: from 3.0.0 before 3.32.0 — fixed in 3.32.0

How to fix

Upgrade to a fixed version: FreeRDP 3.32.0. Check the vendor advisory for mitigations.

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q6pp-28g8-xqjc
https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-null-pointer-dereference-via-emulated-smartcard
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-q6pp-28g8-xqjc

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