What is CVE-2026-67304?

CVE-2026-67304 is a high-severity vulnerability in Freerdp, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-08-01.

How severe is CVE-2026-67304?

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

NULL pointer dereference in Freerdp

CVE-2026-67304

FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device control request cleanup when reader-state decoding fails. Attackers can send malformed smartcard IRP requests with non-zero cReaders and truncated…

CVSS v3 metric

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

Affected products

Freerdp — versions 0, 3.29.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

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

Frequently asked questions

What is CVE-2026-67304?: CVE-2026-67304 is a high-severity vulnerability in Freerdp, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-08-01.
How severe is CVE-2026-67304?: High severity. CVSS v3 base score is 7.5 out of 10.