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CVE-2026-66011— ImageMagick before 7.1.2-27 Memory Leak via Invalid CLI Options

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 7.1.2-27之前版本存在资源管理错误漏洞，该漏洞源于magick命令行界面在处理无效选项时存在内存泄漏，攻击者可通过重复提供畸形命令行参数来消耗系统资源导致内存耗尽。

CVSS 3.3 · Low EPSS 0.09% · P1

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 2

VendorProduct Version RangeStatus
ImageMagick ImageMagick < 7.1.2-27 affected
7.1.2-27 unaffected
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I. Basic Information for CVE-2026-66011

Vulnerability Information
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Vulnerability Title
ImageMagick before 7.1.2-27 Memory Leak via Invalid CLI Options
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line interface when invalid options are provided. Attackers can trigger memory exhaustion by repeatedly supplying malformed command-line arguments to consume system resources.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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 7.1.2-27之前版本存在资源管理错误漏洞，该漏洞源于magick命令行界面在处理无效选项时存在内存泄漏，攻击者可通过重复提供畸形命令行参数来消耗系统资源导致内存耗尽。
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 ~ 7.1.2-27 -

II. Public POCs for CVE-2026-66011

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III. Intelligence Information for CVE-2026-66011

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Vendor Advisories for CVE-2026-66011 (2)

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-66011

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