VULNERABILITY INTELLIGENCE

CVE-2026-67296

CVSS score8.7 HIGH
EPSS probability0.52%
CISA KEVNot currently listed
Published2026-08-01
Last modified2026-09-11
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Description

FreeRDP before 3.29.0 contains a denial of service vulnerability in the RDPEI server channel handler that fails to validate maximum PDU body length before stream allocation. A malicious RDP client can send a header-only RDPEI message with a large declared body length to force excessive memory allocation on the server.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references