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CVE-2026-53467— ImageMagick: Information Disclosure in MNG decoder because allocated memory is left unchanged

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 6.9.13-51之前版本和7.1.2-26之前版本存在安全漏洞，该漏洞源于MNG解码器中部分像素保持不变，可能导致堆信息泄露。

CVSS 5.3 · Medium EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 2

VendorProduct Version RangeStatus
ImageMagick ImageMagick < 6.9.13-51 affected
>= 7.0.1-0, < 7.1.2-26 affected
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I. Basic Information for CVE-2026-53467

Vulnerability Information
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Vulnerability Title
ImageMagick: Information Disclosure in MNG decoder because allocated memory is left unchanged
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-51 and 7.1.2-26, the MNG decoder contains a possible heap information disclosure vulnerability because part of the pixels are left unchanged. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对未经初始化资源的使用
Source: CVE Program / CVE List V5
Vulnerability Title
ImageMagick 信息泄露漏洞
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 6.9.13-51之前版本和7.1.2-26之前版本存在安全漏洞，该漏洞源于MNG解码器中部分像素保持不变，可能导致堆信息泄露。
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 < 6.9.13-51 -

II. Public POCs for CVE-2026-53467

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III. Intelligence Information for CVE-2026-53467

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Vendor Advisories for CVE-2026-53467 (1)

Same Patch Batch · ImageMagick · 2026-07-01 · 8 CVEs total

CVE-2026-53466 6.5 MEDIUM ImageMagick: Heap Buffer Over-Read in XCF decoder due to integer conversion overflow
CVE-2026-55577 5.9 MEDIUM ImageMagick: Heap Buffer Overflow in ImageMagick MVG decoder
CVE-2026-55510 5.5 MEDIUM ImageMagick: Use-After-Free in crafted 8BIM when identifying an image
CVE-2026-55597 5.5 MEDIUM ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of argum
CVE-2026-55628 5.5 MEDIUM ImageMagick: Policy Bypass in concatenate operation due to missing checks
CVE-2026-55594 5.3 MEDIUM ImageMagick: Stack Overflow in MVG decoder due to missing depth check.
CVE-2026-55595 4.7 MEDIUM ImageMagick: Infinite Loop in connected-components when providing invalid arguments

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: ImageMagick
Same weakness: CWE-908

V. Comments for CVE-2026-53467

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