CVE-2026-109678

high

Description

FreeRDP 3.0.0-beta1 before 3.32.0, when built with verbose WinPR assertions and using smartcard emulation, has a reachable assertion: the emulated SCardStatusA passes a NULL reader-name destination to scard_copy_strings. A malicious RDP server can send an SCardStatusA request with fmszReaderNamesIsNULL=1 to abort a connecting client.

References

Advisories
More

https://www.vulncheck.com/advisories/freerdp-3.0.0-beta1-before-3.32.0-reachable-assertion-via-emulated-scardstatusa

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-996j-34w6-5hgm

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-98700

Details

Source: Mitre, NVD

Published: 2026-10-13

Updated: 2026-10-20

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: Medium

CVSS v4

Base Score: 7.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.00325