CVE-2026-86420
3.7 · LOWImageMagick before 7.1.2-30 and 6.9.13-55 fails to properly lower the memory budget when an operation inside OpenPixelCache fails.
Overview
CVE-2026-86420 is a low-severity vulnerability affecting imagemagick imagemagick. It was published on September 7, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).
This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
ImageMagick before 7.1.2-30 and 6.9.13-55 fails to properly lower the memory budget when an operation inside OpenPixelCache fails. Repeated triggering of such failures can exhaust the process memory budget and result in a denial of service.
Remediation
Check the references section for vendor advisories and patches from imagemagick. Update imagemagick to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| imagemagick | imagemagick | >= 0, < 6.9.13-55 | Affected |
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Frequently asked questions
What is CVE-2026-86420?
CVE-2026-86420 is a low-severity vulnerability affecting imagemagick imagemagick. It was published on September 7, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).
How severe is CVE-2026-86420?
This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-86420?
Check the references section for vendor advisories and patches from imagemagick. Update imagemagick to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-86420?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-86420 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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