CVE-2026-46521 Details
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when using LZMA compression in the MIFF encoder an out of bounds write can occur due to a missing check. This issue has been patched in versions 6.9.13-48 and 7.1.2-23.
A heap buffer over-write vulnerability has been identified in ImageMagick versions prior to 6.9.13-48 and 7.1.2-23. This issue arises in the MIFF encoder when LZMA compression is used, allowing for an out-of-bounds write due to a missing validation check. The vulnerability requires user interaction to exploit.
Users can upgrade to ImageMagick versions 6.9.13-48 or 7.1.2-23 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jcqp-6r6f-3mfx | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-131 | Incorrect Calculation of Buffer Size | [email protected] |
| CWE-252 | Unchecked Return Value | [email protected] |
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-835 | Loop with Unreachable Exit Condition ('Infinite Loop') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| imagemagick imagemagick | < 6.9.13-48 >= 7.0.0-0, < 7.1.2-23 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 11, 2026 | Initial Analysis | [email protected] |
| Jun 10, 2026 | New CVE Received | [email protected] |