CVE-2026-32636 — ImageMagick has a heap-buffer-overflow in...

MEDIUM

ImageMagick has a heap-buffer-overflow in NewXMLTree which could result in crash

Published March 17, 2026Updated March 18, 2026Source: osv

Summary

The NewXMLTree method contains a bug that could result in a crash due to an out of write bounds of a single zero byte.

Advisory Timeline

First published March 17, 2026 (209 days ago).
Last revised March 18, 2026 — 1 day after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet

Update Magick.NET-Q16-x86 to 14.11.0 or later

dotnet add package Magick.NET-Q16-x86 --version 14.11.0

NuGet

Update Magick.NET-Q8-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q8-arm64 --version 14.11.0

NuGet

Update Magick.NET-Q16-OpenMP-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-OpenMP-arm64 --version 14.11.0

NuGet

Update Magick.NET-Q8-AnyCPU to 14.11.0 or later

dotnet add package Magick.NET-Q8-AnyCPU --version 14.11.0

NuGet

Update Magick.NET-Q8-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q8-x64 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-AnyCPU to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.11.0

NuGet

Update Magick.NET-Q8-OpenMP-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q8-OpenMP-x64 --version 14.11.0

NuGet

Update Magick.NET-Q16-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-arm64 --version 14.11.0

NuGet

Update Magick.NET-Q16-OpenMP-x86 to 14.11.0 or later

dotnet add package Magick.NET-Q16-OpenMP-x86 --version 14.11.0

NuGet

Update Magick.NET-Q16-AnyCPU to 14.11.0 or later

dotnet add package Magick.NET-Q16-AnyCPU --version 14.11.0

NuGet

Update Magick.NET-Q16-OpenMP-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-OpenMP-x64 --version 14.11.0

NuGet

Update Magick.NET-Q8-x86 to 14.11.0 or later

dotnet add package Magick.NET-Q8-x86 --version 14.11.0

NuGet

Update Magick.NET-Q16-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-x64 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-OpenMP-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-OpenMP-x64 --version 14.11.0

NuGet

Update Magick.NET-Q8-OpenMP-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q8-OpenMP-arm64 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-x64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-x64 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-x86 to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-x86 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.11.0

NuGet

Update Magick.NET-Q16-HDRI-OpenMP-arm64 to 14.11.0 or later

dotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.11.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (19)

Affects 1 ecosystem: nuget (19).

Package	Ecosystem	Affected	Fixed In
Magick.NET-Q16-x86	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+223 more)	14.11.0
Magick.NET-Q8-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0
Magick.NET-Q16-OpenMP-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0
Magick.NET-Q8-AnyCPU	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+207 more)	14.11.0
Magick.NET-Q8-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+223 more)	14.11.0
Magick.NET-Q16-HDRI-AnyCPU	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+204 more)	14.11.0
Magick.NET-Q8-OpenMP-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+104 more)	14.11.0
Magick.NET-Q16-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0
Magick.NET-Q16-OpenMP-x86	nuget	All versions	14.11.0
Magick.NET-Q16-AnyCPU	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+207 more)	14.11.0
Magick.NET-Q16-OpenMP-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+104 more)	14.11.0
Magick.NET-Q8-x86	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+223 more)	14.11.0
Magick.NET-Q16-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+223 more)	14.11.0
Magick.NET-Q16-HDRI-OpenMP-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+104 more)	14.11.0
Magick.NET-Q8-OpenMP-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0
Magick.NET-Q16-HDRI-x64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+204 more)	14.11.0
Magick.NET-Q16-HDRI-x86	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+204 more)	14.11.0
Magick.NET-Q16-HDRI-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0
Magick.NET-Q16-HDRI-OpenMP-arm64	nuget	10.0.0, 10.1.0, 11.0.0, 11.1.0 (+52 more)	14.11.0

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CWE-787
Out-of-bounds WriteMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 5.3 score means for each attack dimension.

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

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

References

Frequently Asked Questions

What is CVE-2026-32636?: ImageMagick has a heap-buffer-overflow in NewXMLTree which could result in crash This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 5.3/10).
How do I check if my project is affected by CVE-2026-32636?: CVE-2026-32636 affects Magick.NET-Q16-x86, Magick.NET-Q8-arm64 and Magick.NET-Q16-OpenMP-arm64 (and 16 more). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-32636 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score

5.3

Exploitation requires specific conditions or has limited impact. Remediate within weeks.

Also Known As

GHSA-gc62-2v5p-qpmp

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