Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-67296

CVE-2026-67296HIGH

FreeRDP before 3.29.0 Denial of Service via RDPEI PDU

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   N   N   H    8.7   .0052   42.2     —

AFFECTED
  Product  Versions     Fixed
  FreeRDP  unspecified  3.29.0

TIMELINE
  Jul 29  Reserved by VulnCheck
  Aug 1   Published (CNA: VulnCheck)
  Sep 11  EXPLOIT PUBLISHED — CVE-2026-67296 (FreeRDP). Public exploit reference added.

CWE-20 · CNA: VulnCheck · CVSS v4.0 · 2 references · NVD status: Analyzed

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
July 29, 2026	Reserved	Reserved by VulnCheck
August 1, 2026	Published	Published (CNA: VulnCheck)
September 11, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-67296 (FreeRDP). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
FreeRDP	FreeRDP	—	—	3.29.0

Weaknesses

CWE-20

References (2)

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jm8r-22j6-4m4v [Exploit, Vendor Advisory]
https://www.vulncheck.com/advisories/freerdp-before-denial-of-service-via-rdpei-pdu [Third Party Advisory]

Authoritative record: CVE-2026-67296 at cve.org

Vendors: freerdp

Weaknesses: CWE-20

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-67296 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.