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CVE-2026-46520 high CVSS 7.5

ImageMagick: Heap Buffer Over-Write in IPL decoder when reading multiple images of different dimensions

Summary

ImageMagick: Heap Buffer Over-Write in IPL decoder when reading multiple images of different dimensions

AI summary snake-internal / snake-template-v1

A weakness called CVE-2026-46520 was discovered in Imagemagick Imagemagick. Severity is High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality. What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "Imagemagick CVE-2026-46520".
CVE-2026-46520 (Imagemagick Imagemagick). Severity: High / CVSSv3 7.5. Category: CWE-122. Response plan: 1. Check the vendor advisory for affected versions and the patched release. 2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS). 3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc. 4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE. PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem
A weakness (CVE-2026-46520) in Imagemagick Imagemagick. A serious software flaw has been identified.
📍 Affected scope
Target versions of Imagemagick Imagemagick (see vendor advisory). If running in production, identify exposure immediately.
🔥 Severity
Severity: High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality.
🔧 How to fix
Update to the patched release as listed in the vendor advisory. (Typical mitigation pattern for CWE-122)
🛡️ Workaround
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
🔍 Detection
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.

Affected packages

nuget Magick.NET-Q16-AnyCPU
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-AnyCPU
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-OpenMP-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-OpenMP-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-HDRI-x86
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-OpenMP-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-OpenMP-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q16-x86
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-AnyCPU
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-OpenMP-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-OpenMP-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-arm64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-x64
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]
nuget Magick.NET-Q8-x86
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.13.1"}]}]

References

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