What is CVE-2019-18853?

CVE-2019-18853 is a medium-severity vulnerability in Imagemagick, classified under Uncontrolled Recursion. CVSS score: 6.5/10. Published 2019-11-11.

How severe is CVE-2019-18853?

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

Vulnerability in Imagemagick

CVE-2019-18853

ImageMagick before 7.0.9-0 allows remote attackers to cause a denial of service because XML_PARSE_HUGE is not properly restricted in coders/svg.c, related to SVG and libxml2.

Published 2019-11-11 · 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: 0.015 (72.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Imagemagick

Weakness classification (CWE)

CWE-674 — Uncontrolled Recursion

References

fortiguard.com/zeroday/FG-VD-19-136 (Third Party Advisory)
github.com/ImageMagick/ImageMagick/commit/ec9c8944af2bfc65c697ca44f93a727a99b40… (Patch, Tool Signature)

Frequently asked questions

What is CVE-2019-18853?: CVE-2019-18853 is a medium-severity vulnerability in Imagemagick, classified under Uncontrolled Recursion. CVSS score: 6.5/10. Published 2019-11-11.
How severe is CVE-2019-18853?: Medium severity. CVSS v3 base score is 6.5 out of 10.