CVE-2026-33901: ImageMagick has a Heap Buffer Overflow via MVG decoder

Published Apr 13, 2026
·
Updated

A heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image.

Affected Software

18 affected componentsFixes available
ImageMagick ImageMagick<7.1.2-19, <6.9.13-44
nuget/Magick.NET-Q8-x86<14.12.0
14.12.0
nuget/Magick.NET-Q8-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q8-OpenMP-x64<14.12.0
14.12.0
nuget/Magick.NET-Q8-OpenMP-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q8-AnyCPU<14.12.0
14.12.0
nuget/Magick.NET-Q16-x86<14.12.0
14.12.0
nuget/Magick.NET-Q16-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q16-OpenMP-x64<14.12.0
14.12.0
nuget/Magick.NET-Q16-OpenMP-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q16-HDRI-x86<14.12.0
14.12.0
nuget/Magick.NET-Q16-HDRI-x64<14.12.0
14.12.0
nuget/Magick.NET-Q16-HDRI-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q16-HDRI-OpenMP-arm64<14.12.0
14.12.0
nuget/Magick.NET-Q16-HDRI-AnyCPU<14.12.0
14.12.0
nuget/Magick.NET-Q16-AnyCPU<14.12.0
14.12.0
ImageMagick ImageMagick<6.9.13-44
ImageMagick ImageMagick>=7.0.0-0<7.1.2-19

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade nuget/Magick.NET-Q8-x86 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  2. Upgrade

    Upgrade nuget/Magick.NET-Q8-x64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  3. Upgrade

    Upgrade nuget/Magick.NET-Q8-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  4. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  5. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  6. Upgrade

    Upgrade nuget/Magick.NET-Q8-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.12.0
  7. Upgrade

    Upgrade nuget/Magick.NET-Q16-x86 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  8. Upgrade

    Upgrade nuget/Magick.NET-Q16-x64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  9. Upgrade

    Upgrade nuget/Magick.NET-Q16-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  10. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  11. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  12. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x86 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  13. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  14. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  15. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.12.0
  16. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.12.0
  17. Upgrade

    Upgrade nuget/Magick.NET-Q16-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.12.0
  18. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 6.9.13-44
  19. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 7.1.2-19

Event History

Apr 13, 2026
CVE Published
via MITRE·08:56 PM
Data Sourced
via MITRE·08:56 PM
DescriptionSeverityWeakness
Data Sourced
via Red Hat·09:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
RemedyAffected Software
Apr 14, 2026
Advisory Published
via GitHub·12:07 AM
Data Sourced
via GitHub·12:07 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-33901?

CVE-2026-33901 is classified as a critical vulnerability due to the potential for a heap buffer overflow leading to arbitrary code execution.

2

How do I fix CVE-2026-33901?

To mitigate CVE-2026-33901, update ImageMagick to version 7.1.2-19 or later, or 6.9.13-44 or later.

3

What software versions are affected by CVE-2026-33901?

CVE-2026-33901 affects ImageMagick versions below 7.1.2-19 and 6.9.13-44.

4

What impact does CVE-2026-33901 have on users?

CVE-2026-33901 can lead to out of bounds writes, potentially allowing an attacker to execute arbitrary code on the affected system.

5

Is there a workaround for CVE-2026-33901 until I update?

There are no effective workarounds for CVE-2026-33901, so updating to a secure version is recommended.

Company

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