What is CVE-2022-32406?

CVE-2022-32406 is a medium-severity vulnerability in Gtkradiant Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2022-07-14.

How severe is CVE-2022-32406?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Gtkradiant Project

CVE-2022-32406

GtkRadiant v1.6.6 was discovered to contain a buffer overflow via the component q3map2. This vulnerability can cause a Denial of Service (DoS) via a crafted MAP file.

Vulnerability class: Buffer Overflow

Published 2022-07-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Gtkradiant Project — versions 1.6.6

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

github.com/TTimo/GtkRadiant/issues/676 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-32406?: CVE-2022-32406 is a medium-severity vulnerability in Gtkradiant Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2022-07-14.
How severe is CVE-2022-32406?: Medium severity. CVSS v3 base score is 5.5 out of 10.