CVE-2026-56367

CRITICALCVSS 9.1/10EPSS 0.19%

Last modified

CVE-2026-56367 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB (PSD v2) RLE decoding path (ReadPSDChannelRLE in coders/psd.c) that causes a heap out-of-bounds read on 32-bit builds. Processing a crafted PSB file can lead to information disclosure or a crash.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB (PSD v2) RLE decoding path (ReadPSDChannelRLE in coders/psd.c) that causes a heap out-of-bounds read on 32-bit builds. Processing a crafted PSB file can lead to information disclosure or a crash.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
ImagemagickImagemagick>= 6.9.0-0, < 6.9.13-40
ImagemagickImagemagick>= 7.1.2-0, < 7.1.2-15

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-56367?
ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB (PSD v2) RLE decoding path (ReadPSDChannelRLE in coders/psd.c) that causes a heap out-of-bounds read on 32-bit builds. Processing a crafted PSB file can lead to information disclosure or a crash.
How severe is CVE-2026-56367?
CVE-2026-56367 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2026-56367?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST