4.8
MEDIUM CVSS 4.0
CVE-2026-56361
ImageMagick - Heap Buffer Overflow via Off-by-One in Morphology Processing
Description

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

INFO

Published Date :

June 30, 2026, 10:08 p.m.

Last Modified :

June 30, 2026, 10:08 p.m.

Remotely Exploit :

No

Source :

VulnCheck
Affected Products

The following products are affected by CVE-2026-56361 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 LOW 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
Solution
Update ImageMagick to version 7.1.2-19 or later to fix heap buffer read issues.
  • Update ImageMagick to version 7.1.2-19 or later.
  • Apply the vendor-supplied patch for the vulnerability.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-56361 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.