What is CVE-2017-11526?

CVE-2017-11526 is a medium-severity vulnerability in Imagemagick, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2017-07-23.

How severe is CVE-2017-11526?

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

Resource exhaustion in Imagemagick

CVE-2017-11526

The ReadOneMNGImage function in coders/png.c in ImageMagick before 6.9.9-0 and 7.x before 7.0.6-1 allows remote attackers to cause a denial of service (large loop and CPU consumption) via a crafted file.

Vulnerability class: DoS (Denial of Service)

Published 2017-07-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.029 (86.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000

Affected products

Imagemagick — versions 7.0.1-0, 7.0.1-1, 7.0.1-2

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

bugs.debian.org/cgi-bin/bugreport.cgi (Mailing List, Third Party Advisory)
www.securityfocus.com/bid/99932 (VDB Entry, Third Party Advisory, vdb-entry)
github.com/ImageMagick/ImageMagick/issues/527 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2017-11526?: CVE-2017-11526 is a medium-severity vulnerability in Imagemagick, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2017-07-23.
How severe is CVE-2017-11526?: Medium severity. CVSS v3 base score is 6.5 out of 10.