{"id":"CVE-2026-55628","aliases":["GHSA-82mp-vp5c-9pf7"],"title":"ImageMagick: Policy Bypass in concatenate operation due to missing checks","summary":"ImageMagick: Policy Bypass in concatenate operation due to missing checks","severity":"medium","cvss":6.1,"cwe":["CWE-73","CWE-862"],"vendor":"Magick","product":"Magick.NET-Q16-AnyCPU","ecosystem":"nuget","affected":["Magick.NET-Q16-AnyCPU < 14.15.0","Magick.NET-Q16-HDRI-AnyCPU < 14.15.0","Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.15.0","Magick.NET-Q16-HDRI-x64 < 14.15.0","Magick.NET-Q16-HDRI-x86 < 14.15.0","Magick.NET-Q16-OpenMP-arm64 < 14.15.0","Magick.NET-Q16-OpenMP-x64 < 14.15.0","Magick.NET-Q16-arm64 < 14.15.0","Magick.NET-Q16-x64 < 14.15.0","Magick.NET-Q16-x86 < 14.15.0","Magick.NET-Q8-AnyCPU < 14.15.0","Magick.NET-Q8-OpenMP-arm64 < 14.15.0","Magick.NET-Q8-OpenMP-x64 < 14.15.0","Magick.NET-Q8-arm64 < 14.15.0","Magick.NET-Q8-x64 < 14.15.0","Magick.NET-Q8-x86 < 14.15.0","Magick.NET-Q16-HDRI-arm64 < 14.15.0"],"patched":["Magick.NET-Q16-AnyCPU 14.15.0","Magick.NET-Q16-HDRI-AnyCPU 14.15.0","Magick.NET-Q16-HDRI-OpenMP-arm64 14.15.0","Magick.NET-Q16-HDRI-x64 14.15.0","Magick.NET-Q16-HDRI-x86 14.15.0","Magick.NET-Q16-OpenMP-arm64 14.15.0","Magick.NET-Q16-OpenMP-x64 14.15.0","Magick.NET-Q16-arm64 14.15.0","Magick.NET-Q16-x64 14.15.0","Magick.NET-Q16-x86 14.15.0","Magick.NET-Q8-AnyCPU 14.15.0","Magick.NET-Q8-OpenMP-arm64 14.15.0","Magick.NET-Q8-OpenMP-x64 14.15.0","Magick.NET-Q8-arm64 14.15.0","Magick.NET-Q8-x64 14.15.0","Magick.NET-Q8-x86 14.15.0","Magick.NET-Q16-HDRI-arm64 14.15.0"],"published":"2026-07-24","updated":"2026-07-24","source":"GHSA","sourceUrl":"https://github.com/advisories/GHSA-82mp-vp5c-9pf7","references":[{"url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-82mp-vp5c-9pf7"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55628"},{"url":"https://github.com/dlemstra/Magick.NET/releases/tag/14.15.0"},{"url":"https://github.com/advisories/GHSA-82mp-vp5c-9pf7"}],"tags":["ghsa","nuget"],"epss":0.00098,"epssPercentile":0.00875,"ingestedAt":"2026-07-24T14:29:29.242Z","slug":"CVE-2026-55628","body":"## Overview\n\nThe `-concatenate` operation is missing policy checks and that could result in both reading and writing to paths disallowed by the security policy.\n\n## Affected packages\n\n- `Magick.NET-Q16-AnyCPU < 14.15.0`\n- `Magick.NET-Q16-HDRI-AnyCPU < 14.15.0`\n- `Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.15.0`\n- `Magick.NET-Q16-HDRI-x64 < 14.15.0`\n- `Magick.NET-Q16-HDRI-x86 < 14.15.0`\n- `Magick.NET-Q16-OpenMP-arm64 < 14.15.0`\n- `Magick.NET-Q16-OpenMP-x64 < 14.15.0`\n- `Magick.NET-Q16-arm64 < 14.15.0`\n- `Magick.NET-Q16-x64 < 14.15.0`\n- `Magick.NET-Q16-x86 < 14.15.0`\n- `Magick.NET-Q8-AnyCPU < 14.15.0`\n- `Magick.NET-Q8-OpenMP-arm64 < 14.15.0`\n- `Magick.NET-Q8-OpenMP-x64 < 14.15.0`\n- `Magick.NET-Q8-arm64 < 14.15.0`\n- `Magick.NET-Q8-x64 < 14.15.0`\n- `Magick.NET-Q8-x86 < 14.15.0`\n- `Magick.NET-Q16-HDRI-arm64 < 14.15.0`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `Magick.NET-Q16-AnyCPU 14.15.0`\n- `Magick.NET-Q16-HDRI-AnyCPU 14.15.0`\n- `Magick.NET-Q16-HDRI-OpenMP-arm64 14.15.0`\n- `Magick.NET-Q16-HDRI-x64 14.15.0`\n- `Magick.NET-Q16-HDRI-x86 14.15.0`\n- `Magick.NET-Q16-OpenMP-arm64 14.15.0`\n- `Magick.NET-Q16-OpenMP-x64 14.15.0`\n- `Magick.NET-Q16-arm64 14.15.0`\n- `Magick.NET-Q16-x64 14.15.0`\n- `Magick.NET-Q16-x86 14.15.0`\n- `Magick.NET-Q8-AnyCPU 14.15.0`\n- `Magick.NET-Q8-OpenMP-arm64 14.15.0`\n- `Magick.NET-Q8-OpenMP-x64 14.15.0`\n- `Magick.NET-Q8-arm64 14.15.0`\n- `Magick.NET-Q8-x64 14.15.0`\n- `Magick.NET-Q8-x86 14.15.0`\n- `Magick.NET-Q16-HDRI-arm64 14.15.0`","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}