What is CVE-2018-5360?

CVE-2018-5360 is a high-severity vulnerability in Graphicsmagick, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-01-14.

How severe is CVE-2018-5360?

High severity. CVSS v3 base score is 8.8 out of 10.

Out-of-bounds Read in Graphicsmagick

CVE-2018-5360

LibTIFF before 4.0.6 mishandles the reading of TIFF files, as demonstrated by a heap-based buffer over-read in the ReadTIFFImage function in coders/tiff.c in GraphicsMagick 1.3.27.

Vulnerability class: Buffer Overflow

Published 2018-01-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (77.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Graphicsmagick — versions 1.3.27
Libtiff

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

sourceforge.net/p/graphicsmagick/bugs/540/ (Exploit, Third Party Advisory, Issue Tracking)
gitlab.com/libtiff/libtiff/commit/739dcd28a061738b317c1e9f91029d9cbc157159 (Patch, Third Party Advisory)
bugzilla.maptools.org/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2018-5360?: CVE-2018-5360 is a high-severity vulnerability in Graphicsmagick, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-01-14.
How severe is CVE-2018-5360?: High severity. CVSS v3 base score is 8.8 out of 10.