What is CVE-2026-33995?

CVE-2026-33995 is a medium-severity vulnerability in Freerdp, classified under Double Free. CVSS score: 5.3/10. Published 2026-03-30.

How severe is CVE-2026-33995?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Double Free in Freerdp

CVE-2026-33995

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberos_AcceptSecurityContext() and kerberos_InitializeSecurityContextA() (WinPR, winpr/libwinpr/sspi/Kerberos/kerber…

Vulnerability class: Double Free

EPSS: 0.001 (31.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Freerdp — versions < 3.24.2

Weakness classification (CWE)

CWE-415 — Double Free

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-mv25-f4p2-5mxx (x_refsource_CONFIRM)
https://github.com/FreeRDP/FreeRDP/commit/8078b8af1359055972e4fb2f509f543b69169391 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33995?: CVE-2026-33995 is a medium-severity vulnerability in Freerdp, classified under Double Free. CVSS score: 5.3/10. Published 2026-03-30.
How severe is CVE-2026-33995?: Medium severity. CVSS v3 base score is 5.3 out of 10.