CVE-2026-61866 Details
Description
ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations, causing resource exhaustion.
A memory leak vulnerability has been identified in ImageMagick versions prior to 7.1.2-26. This issue occurs in the JNG encoder when a blob cannot be opened. Attackers can exploit this vulnerability by sending malformed JNG files that disrupt blob operations, leading to resource exhaustion.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 15, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-99w9-hv66-rfv7 | [email protected] | Vendor Advisory |
| https://www.vulncheck.com/advisories/imagemagick-before-26-memory-leak-in-jng-encoder | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-401 | Missing Release of Memory after Effective Lifetime | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| imagemagick imagemagick | < 7.1.2-26 |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 16, 2026 | Initial Analysis | [email protected] |
| Jul 15, 2026 | CVE Modified | CISA-ADP |
| Jul 15, 2026 | New CVE Received | [email protected] |