What is CVE-2013-3937?

CVE-2013-3937 is a high-severity vulnerability in Xnview, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-01-02.

How severe is CVE-2013-3937?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Xnview

CVE-2013-3937

Heap-based buffer overflow in xnview.exe in XnView before 2.13 allows remote attackers to execute arbitrary code via the biBitCount field in a BMP file.

Vulnerability class: Buffer Overflow

Published 2020-01-02 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Xnview — versions before 2.13

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

secunia.com/advisories/52101 (Third Party Advisory, Not Applicable, third-party-advisory)
newsgroup.xnview.com/viewtopic.php (Vendor Advisory, Permissions Required)

Frequently asked questions

What is CVE-2013-3937?: CVE-2013-3937 is a high-severity vulnerability in Xnview, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-01-02.
How severe is CVE-2013-3937?: High severity. CVSS v3 base score is 7.8 out of 10.