CVE-2026-27798

Name: CVE-2026-27798
Creator: NVD / NIST
Published: 2026-02-26T00:16:25.193+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2026-27798 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

Metrics

CVSS 3.1

7.1/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

0.14%

3.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Imagemagick	Imagemagick	< 6.9.13-40
Imagemagick	Imagemagick	>= 7.0.0-0, < 7.1.2-15
Dlemstra	Magick.Net	< 14.10.3

References

https://github.com/ImageMagick/ImageMagick/commit/0377e60b3c0d766bd7271221c95d9ee54f6a3738Patch
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59fVendor Advisory
https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3Product, Release Notes

Timeline

Published: Feb 26, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-27798?

How severe is CVE-2026-27798?

CVE-2026-27798 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2026-27798?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-27798?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST