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CVE-2026-49218— ImageMagick: Policy Bypass in DCM decoder could result in image with invalid dimensions

Quick assessment

Affected

ImageMagick ImageMagick

Exploitation

Public or AI PoC available; prioritize validation

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 6.9.13-48之前版本和7.1.2-24之前版本存在输入验证错误漏洞，该漏洞源于DCM解码器中缺少检查，可能导致图像尺寸无效并导致其他操作崩溃。

CVSS 7.5 · High EPSS 0.63% · P49 Updated Jul 15, 2026

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth

Affected Version Matrix 2

Vendor	Product	Version Range	Status
ImageMagick	ImageMagick	`< 6.9.13-48`	affected
		`< 7.1.2-24`	affected

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I. Basic Information for CVE-2026-49218

Vulnerability Information

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Vulnerability Title

ImageMagick: Policy Bypass in DCM decoder could result in image with invalid dimensions

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 6.9.13-48 and 7.1.2-24, a missing check in the DCM decoder could result in an image with invalid dimensions and that could cause crashes in other operation. This issue has been patched in versions 6.9.13-48 and 7.1.2-24.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

输入验证不恰当

Source: CVE Program / CVE List V5

Vulnerability Title

ImageMagick 输入验证错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

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	< 6.9.13-48	-

II. Public POCs for CVE-2026-49218

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-49218

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Vendor Advisories for CVE-2026-49218 (1)

🔗 Policy Bypass in DCM decoder could result in image with invalid dimensions · Advisory · ImageMagick/ImageMagick · GitHub x_refsource_CONFIRM

https://www.cve.org/CVERecord?id=CVE-2026-49218

Same Patch Batch · ImageMagick · 2026-06-10 · 28 CVEs total

CVE-2026-53461	7.5 HIGH	ImageMagick: Out-of-bounds write in ICON decoder due to incorrect loop
CVE-2026-46520	7.5 HIGH	ImageMagick: Heap Buffer Over-Write in IPL decoder when reading multiple images of differe
CVE-2026-53460	7.5 HIGH	ImageMagick: Policy Bypass can trigger out-of-Memory condition
CVE-2026-46522	7.5 HIGH	ImageMagick: Infinite Loop in the MIFF decoder can lead to CPU exhaustion
CVE-2026-53465	6.2 MEDIUM	ImageMagick: Heap Buffer Over-Write in SF3 encoder when writing multi-frame image
CVE-2026-46557	6.2 MEDIUM	ImageMagick: Stack overflow in fx operation
CVE-2026-46523	6.2 MEDIUM	ImageMagick: Use-After-Free in MSL decoder.
CVE-2026-53462	5.9 MEDIUM	ImageMagick: Use-After-Free when allocation in CheckPrimitiveExtent fails
CVE-2026-48994	5.9 MEDIUM	ImageMagick: Heap Buffer Over-Write in MAT decoder on 32-bit systems
CVE-2026-47166	5.7 MEDIUM	ImageMagick: Heap Buffer Over-Read in distributed pixel cache server
CVE-2026-45359	5.7 MEDIUM	ImageMagick: Out-of-Bounds Read in connected components when the user supplies an invalid
CVE-2026-46521	5.5 MEDIUM	ImageMagick: Heap Buffer Over-Write in MIFF encoder when using LZMA compression
CVE-2026-49219	5.5 MEDIUM	ImageMagick: Policy Bypass can read disallowed files
CVE-2026-48724	5.5 MEDIUM	ImageMagick: Heap Buffer Underwrite in Floyd-Steinberg depth dithering
CVE-2026-48734	5.5 MEDIUM	ImageMagick: Stack Overflow in MVG decoder
CVE-2026-45664	5.3 MEDIUM	ImageMagick: Policy Bypass in MNG coder could
CVE-2026-45358	5.3 MEDIUM	ImageMagick: Out-of-Bounds Read of a single byte in meta encoder
CVE-2026-45031	5.3 MEDIUM	ImageMagick: Policy Bypass in PSD decoder
CVE-2026-45624	5.1 MEDIUM	ImageMagick: Heap Buffer Over-Read of a 4 bytes in distort operation.
CVE-2026-42326	5.1 MEDIUM	ImageMagick: Heap Buffer Over-Read in IPTC encoder

Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: ImageMagick

Same vendor: ImageMagick

Same weakness: CWE-20

V. Comments for CVE-2026-49218

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Goal Reached Thanks to every supporter — we hit 100%!

CVE-2026-49218— ImageMagick: Policy Bypass in DCM decoder could result in image with invalid dimensions

Quick assessment

Possible ATT&CK Techniques 1 AI

Affected Version Matrix 2

I. Basic Information for CVE-2026-49218

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2026-49218

III. Intelligence Information for CVE-2026-49218

Vendor Advisories for CVE-2026-49218 (1)

Same Patch Batch · ImageMagick · 2026-06-10 · 28 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2026-49218

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