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CVE-2026-23952— ImageMagick has a NULL pointer dereference in MSL parser via <comment> tag before image load

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 14.10.1及之前版本存在代码问题漏洞，该漏洞源于MSL解析器在处理<comment>标签时存在空指针取消引用，可能导致拒绝服务攻击。

CVSS 6.5 · Medium EPSS 0.47% · P41

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-23952

Vulnerability Information
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Vulnerability Title
ImageMagick has a NULL pointer dereference in MSL parser via <comment> tag before image load
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL (Magick Scripting Language) parser when processing <comment> tags before images are loaded. This can lead to DoS attack due to assertion failure (debug builds) or NULL pointer dereference (release builds). This issue is fixed in version 14.10.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
ImageMagick 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ImageMagick是ImageMagick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 14.10.1及之前版本存在代码问题漏洞，该漏洞源于MSL解析器在处理<comment>标签时存在空指针取消引用，可能导致拒绝服务攻击。
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 < 14.10.2 -

II. Public POCs for CVE-2026-23952

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III. Intelligence Information for CVE-2026-23952

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Vendor Advisories for CVE-2026-23952 (1)

Other References for CVE-2026-23952 (1)

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: ImageMagick
Same weakness: CWE-476