What is CVE-2026-67293?

CVE-2026-67293 is a medium-severity vulnerability in Freerdp, classified under Improper Certificate Validation. CVSS score: 4.2/10. Published 2026-08-01.

How severe is CVE-2026-67293?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Vulnerability in Freerdp

CVE-2026-67293

FreeRDP before 3.29.0 (affected versions <= 3.28.0) contains an improper certificate hostname validation vulnerability. The TLS hostname matcher (tls_match_hostname() in libfreerdp/crypto/tls.c) treats a wildcard pattern such as *.example…

Vulnerability class: Improper Certificate Validation

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Freerdp — versions 0, 3.29.0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67293?: CVE-2026-67293 is a medium-severity vulnerability in Freerdp, classified under Improper Certificate Validation. CVSS score: 4.2/10. Published 2026-08-01.
How severe is CVE-2026-67293?: Medium severity. CVSS v3 base score is 4.2 out of 10.