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CVE-2026-56368— ImageMagick - Memory Leak in Raw Pixel Data Coders

Quick assessment

Affected
ImageMagick ImageMagick
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ImageMagick是ImageMagick团队开源的一套开源的图像处理软件。可读取、转换或写入多种格式的图片。 ImageMagick 7.1.2-15之前版本和6.9.13-40之前版本存在资源管理错误漏洞，该漏洞源于多个编码器中内存泄漏导致分配的对象未正确释放，攻击者通过处理特制图像可触发该泄漏，造成内存耗尽和拒绝服务。

CVSS 3.7 · Low EPSS 0.46% · P40

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 4

VendorProduct Version RangeStatus
ImageMagick ImageMagick < 7.1.2-15 affected
7.1.2-15 unaffected
< 6.9.13-40 affected
6.9.13-40 unaffected
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I. Basic Information for CVE-2026-56368

Vulnerability Information
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Vulnerability Title
ImageMagick - Memory Leak in Raw Pixel Data Coders
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick before 7.1.2-15 contains a memory leak vulnerability in multiple coders that write raw pixel data where allocated objects are not properly freed. Attackers can trigger this leak by processing specially crafted images, causing memory exhaustion and denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: CVE Program / CVE List V5
Vulnerability Title
ImageMagick 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ImageMagick是ImageMagick团队开源的一套开源的图像处理软件。可读取、转换或写入多种格式的图片。 ImageMagick 7.1.2-15之前版本和6.9.13-40之前版本存在资源管理错误漏洞，该漏洞源于多个编码器中内存泄漏导致分配的对象未正确释放，攻击者通过处理特制图像可触发该泄漏，造成内存耗尽和拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ImageMagick ImageMagick 0 ~ 7.1.2-15 -
ImageMagick ImageMagick 0 ~ 6.9.13-40 -

II. Public POCs for CVE-2026-56368

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III. Intelligence Information for CVE-2026-56368

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Vendor Advisories for CVE-2026-56368 (2)

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: ImageMagick
Same weakness: CWE-401