What is CVE-2016-7523?

CVE-2016-7523 is a medium-severity vulnerability in Imagemagick, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2020-02-06.

How severe is CVE-2016-7523?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Out-of-bounds Read in Imagemagick

CVE-2016-7523

coders/meta.c in ImageMagick allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file.

Vulnerability class: Buffer Overflow

Published 2020-02-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.026 (85.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000

Affected products

Imagemagick — versions before 7.0.1-0

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

www.openwall.com/lists/oss-security/2016/09/22/2 (Mailing List, Third Party Advisory)
bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1537420 (Exploit, Third Party Advisory)
bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
github.com/ImageMagick/ImageMagick/issues/94 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2016-7523?: CVE-2016-7523 is a medium-severity vulnerability in Imagemagick, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2020-02-06.
How severe is CVE-2016-7523?: Medium severity. CVSS v3 base score is 6.5 out of 10.