CVE-2026-55628: ImageMagick: Policy Bypass in concatenate operation due to missing checks

Published Jul 1, 2026
·
Updated

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-26he, the -concatenate operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been fixed in version 7.1.2-26.

Other sources

The -concatenate operation is missing policy checks and that could result in both reading and writing to paths disallowed by the security policy.

— GitHub

Affected Software

16 affected componentsFixes available
ImageMagick ImageMagick<7.1.2-26
nuget/Magick.NET-Q16-HDRI-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q8-x86<14.15.0
14.15.0
nuget/Magick.NET-Q8-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q8-OpenMP-x64<14.15.0
14.15.0
nuget/Magick.NET-Q8-OpenMP-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q8-AnyCPU<14.15.0
14.15.0
nuget/Magick.NET-Q16-x86<14.15.0
14.15.0
nuget/Magick.NET-Q16-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q16-OpenMP-x64<14.15.0
14.15.0
nuget/Magick.NET-Q16-OpenMP-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q16-HDRI-x86<14.15.0
14.15.0
nuget/Magick.NET-Q16-HDRI-x64<14.15.0
14.15.0
nuget/Magick.NET-Q16-HDRI-OpenMP-arm64<14.15.0
14.15.0
nuget/Magick.NET-Q16-HDRI-AnyCPU<14.15.0
14.15.0
nuget/Magick.NET-Q16-AnyCPU<14.15.0
14.15.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 14.15.0
  2. Upgrade

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

    Fixed in 14.15.0
  3. Upgrade

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

    Fixed in 14.15.0
  4. Upgrade

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

    Fixed in 14.15.0
  5. Upgrade

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

    Fixed in 14.15.0
  6. Upgrade

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

    Fixed in 14.15.0
  7. Upgrade

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

    Fixed in 14.15.0
  8. Upgrade

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

    Fixed in 14.15.0
  9. Upgrade

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

    Fixed in 14.15.0
  10. Upgrade

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

    Fixed in 14.15.0
  11. Upgrade

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

    Fixed in 14.15.0
  12. Upgrade

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

    Fixed in 14.15.0
  13. Upgrade

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

    Fixed in 14.15.0
  14. Upgrade

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

    Fixed in 14.15.0
  15. Upgrade

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

    Fixed in 14.15.0
  16. Upgrade

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

    Fixed in 14.15.0
  17. Upgrade

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

    Fixed in 14.15.0
  18. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 7.1.2-26he

Event History

Jul 1, 2026
CVE Published
via MITRE·06:16 PM
Data Sourced
via MITRE·06:16 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeakness
Jul 24, 2026
Advisory Published
via GitHub·02:06 PM
Data Sourced
via GitHub·02:06 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-55628?

The severity of CVE-2026-55628 is rated as medium with a score of 5.5.

2

How do I fix CVE-2026-55628?

CVE-2026-55628 can be fixed by upgrading ImageMagick to version 7.1.2-26 or later.

3

What causes CVE-2026-55628?

CVE-2026-55628 is caused by missing policy checks in the `-concatenate` operation of ImageMagick.

4

What are the potential impacts of CVE-2026-55628?

CVE-2026-55628 may allow unauthorized reading and writing to paths that are disallowed by the security policy.

5

Which versions of ImageMagick are affected by CVE-2026-55628?

CVE-2026-55628 affects versions of ImageMagick prior to 7.1.2-26.

Company

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