What is CVE-2021-40241?

CVE-2021-40241 is a critical-severity vulnerability in Xfig Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-10-31.

How severe is CVE-2021-40241?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Xfig Project

CVE-2021-40241

xfig 3.2.7 is vulnerable to Buffer Overflow.

Vulnerability class: Buffer Overflow

Published 2022-10-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.2th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Xfig Project — versions 3.2.7

Weakness classification (CWE)

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

References

bugs.debian.org/cgi-bin/bugreport.cgi (Exploit, Mailing List, Third Party Advisory, Issue Tracking)
lists.debian.org/debian-lts-announce/2023/03/msg00005.html (mailing-list)

Frequently asked questions

What is CVE-2021-40241?: CVE-2021-40241 is a critical-severity vulnerability in Xfig Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-10-31.
How severe is CVE-2021-40241?: Critical severity. CVSS v3 base score is 9.8 out of 10.