What is CVE-2026-44422?

CVE-2026-44422 is a high-severity vulnerability in Freerdp, classified under Double Free. CVSS score: 7.5/10. Published 2026-05-29.

How severe is CVE-2026-44422?

High severity. CVSS v3 base score is 7.5 out of 10.

Double Free in Freerdp

CVE-2026-44422

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, FreeRDP's RDPEAR NDR parser accepts one non-null NDR pointer ref-id for multiple logical pointer fields without tracking the pointed object's expected NDR ty…

Vulnerability class: Double Free

EPSS: 0.001 (15.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Freerdp — versions < 3.26.0

Weakness classification (CWE)

CWE-415 — Double Free
CWE-416 — Use After Free

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44422?: CVE-2026-44422 is a high-severity vulnerability in Freerdp, classified under Double Free. CVSS score: 7.5/10. Published 2026-05-29.
How severe is CVE-2026-44422?: High severity. CVSS v3 base score is 7.5 out of 10.