Vulnerability Description
ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting any writer calling GetPixelIndex.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Imagemagick | Imagemagick | < 6.9.13-40 |
Related Weaknesses (CWE)
References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fpVendor Advisory
- https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-read-in-geThird Party Advisory
FAQ
What is CVE-2026-56362?
CVE-2026-56362 is a vulnerability with a CVSS score of 3.3 (LOW). ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers...
How severe is CVE-2026-56362?
CVE-2026-56362 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-56362?
Check the references section above for vendor advisories and patch information. Affected products include: Imagemagick Imagemagick.