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CVE-2026-48734

MEDIUM

ImageMagick Vulnerable to Stack Overflow in its MVG Decoder

Published June 25, 2026Updated June 25, 2026Source: osv

Summary

A crafted MVG file could result in a stack overflow due to a missing depth or visited-set check.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update Magick.NET-Q16-x64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-x64 --version 14.14.0
NuGet
Update Magick.NET-Q16-HDRI-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.14.0
NuGet
Update Magick.NET-Q8-x64 to 14.14.0 or later
dotnet add package Magick.NET-Q8-x64 --version 14.14.0
NuGet
Update Magick.NET-Q8-OpenMP-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q8-OpenMP-arm64 --version 14.14.0
NuGet
Update Magick.NET-Q16-HDRI-x86 to 14.14.0 or later
dotnet add package Magick.NET-Q16-HDRI-x86 --version 14.14.0
NuGet
Update Magick.NET-Q8-OpenMP-x64 to 14.14.0 or later
dotnet add package Magick.NET-Q8-OpenMP-x64 --version 14.14.0
NuGet
Update Magick.NET-Q16-HDRI-x64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-HDRI-x64 --version 14.14.0
NuGet
Update Magick.NET-Q16-HDRI-OpenMP-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.14.0
NuGet
Update Magick.NET-Q8-x86 to 14.14.0 or later
dotnet add package Magick.NET-Q8-x86 --version 14.14.0
NuGet
Update Magick.NET-Q16-x86 to 14.14.0 or later
dotnet add package Magick.NET-Q16-x86 --version 14.14.0
NuGet
Update Magick.NET-Q8-AnyCPU to 14.14.0 or later
dotnet add package Magick.NET-Q8-AnyCPU --version 14.14.0
NuGet
Update Magick.NET-Q16-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-arm64 --version 14.14.0
NuGet
Update Magick.NET-Q8-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q8-arm64 --version 14.14.0
NuGet
Update Magick.NET-Q16-OpenMP-x64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-OpenMP-x64 --version 14.14.0
NuGet
Update Magick.NET-Q16-AnyCPU to 14.14.0 or later
dotnet add package Magick.NET-Q16-AnyCPU --version 14.14.0
NuGet
Update Magick.NET-Q16-HDRI-AnyCPU to 14.14.0 or later
dotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.14.0
NuGet
Update Magick.NET-Q16-OpenMP-arm64 to 14.14.0 or later
dotnet add package Magick.NET-Q16-OpenMP-arm64 --version 14.14.0

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

Affected Packages (17)

PackageEcosystemAffectedFixed In
Magick.NET-Q16-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+228 more)14.14.0
Magick.NET-Q16-HDRI-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0
Magick.NET-Q8-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+228 more)14.14.0
Magick.NET-Q8-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0
Magick.NET-Q16-HDRI-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+209 more)14.14.0
Magick.NET-Q8-OpenMP-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+109 more)14.14.0
Magick.NET-Q16-HDRI-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+209 more)14.14.0
Magick.NET-Q16-HDRI-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0
Magick.NET-Q8-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+228 more)14.14.0
Magick.NET-Q16-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+228 more)14.14.0
Magick.NET-Q8-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+212 more)14.14.0
Magick.NET-Q16-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0
Magick.NET-Q8-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0
Magick.NET-Q16-OpenMP-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+109 more)14.14.0
Magick.NET-Q16-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+212 more)14.14.0
Magick.NET-Q16-HDRI-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+209 more)14.14.0
Magick.NET-Q16-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+57 more)14.14.0

Vulnerability Classification

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

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 5.5 score means for each attack dimension.

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

Frequently Asked Questions

What is CVE-2026-48734?
ImageMagick Vulnerable to Stack Overflow in its MVG Decoder This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 5.5/10).
How do I check if my project is affected by CVE-2026-48734?
CVE-2026-48734 affects Magick.NET-Q16-x64, Magick.NET-Q16-HDRI-arm64 and Magick.NET-Q8-x64 (and 14 more). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-48734 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
5.5

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

Also Known As

GHSA-h36c-3666-h489

Related CVEs

  • CVE-2026-28494
    HIGH

    ImageMagick vulnerable to stack corruption through long morphology kernel names or arrays

  • CVE-2026-24485
    HIGH

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  • CVE-2026-46693
    MEDIUM

    ImageMagick: Race Condition in distributed pixel cache server can result in file descriptor hijacking

  • CVE-2026-48994
    MEDIUM

    ImageMagick has a Heap Buffer Over-Write in MAT decoder on 32-bit systems

  • CVE-2026-56372
    LOW

    ImageMagick has a heap buffer overflow read in magnify operation via unrecognized magnify:method value

  • CVE-2026-61871
    LOW

    ImageMagick: Memory Leak in ICON decoder when allocation fails

  • CVE-2026-61872
    LOW

    ImageMagick: Memory Leak in TIFF encoder when invalid tiff:tile-geometry is specified

  • CVE-2026-56374
    LOW

    ImageMagick has a heap-buffer-overflow in FTXT encoder

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