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CVE-2026-105401— ImageMagick before 7.1.2-31 Heap Buffer Overflow in Distributed Pixel Cache Server

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 7.1.2-31 之前的版本中，其分布式像素缓存服务器存在堆缓冲区溢出漏洞。攻击者可通过连接该服务器并发送精心构造的数据，覆盖堆内存。攻击者连接至分布式像素缓存服务器后，传输恶意数据即可触发堆缓冲区溢出，导致服务器崩溃，从而引发拒绝服务（DoS）攻击。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 2

VendorProduct Version RangeStatus
ImageMagick ImageMagick < 7.1.2-31 affected
7.1.2-31 unaffected
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I. Basic Information for CVE-2026-105401

Vulnerability Information
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Vulnerability Title
ImageMagick before 7.1.2-31 Heap Buffer Overflow in Distributed Pixel Cache Server
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick before 7.1.2-31 contains a heap buffer overflow vulnerability in the distributed pixel cache server that allows connecting clients to overwrite heap memory by sending crafted data. Attackers can connect to the distributed pixel cache server and transmit malicious data to trigger a heap buffer over-write that crashes the server, causing denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
ImageMagick ImageMagick 0 ~ 7.1.2-31 -

II. Public POCs for CVE-2026-105401

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III. Intelligence Information for CVE-2026-105401

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Vendor Advisories for CVE-2026-105401 (2)

Same Patch Batch · ImageMagick · 2026-10-08 · 13 CVEs total

CVE-2026-105403 6.2 MEDIUM ImageMagick before 7.1.2-31 Security Policy Bypass via Coder Domain
CVE-2026-105824 5.9 MEDIUM ImageMagick before 7.1.2-30 Use-After-Free in RSVG Decoder Without Cairo
CVE-2026-105405 5.9 MEDIUM ImageMagick before 7.1.2-31 Invalid Memory Free in MVG Decoder
CVE-2026-105826 5.3 MEDIUM ImageMagick before 7.1.2-30 Security Policy Bypass via MAT Decoder
CVE-2026-105399 5.3 MEDIUM ImageMagick before 7.1.2-31 Denial of Service via MVG Decoder
CVE-2026-105825 5.3 MEDIUM ImageMagick before 7.1.2-30 Denial of Service via Crafted XMP Profile
CVE-2026-105404 5.3 MEDIUM ImageMagick before 7.1.2-31 Code Injection via PostScript Coders
CVE-2026-105827 5.3 MEDIUM ImageMagick before 7.1.2-30 Stack Overflow in CALS Decoder
CVE-2026-105400 5.3 MEDIUM ImageMagick before 7.1.2-31 Unclosed File Pointer via Magick Script
CVE-2026-105402 5.3 MEDIUM ImageMagick before 7.1.2-31 Denial of Service via XMP Profile Parsing
CVE-2026-105398 5.1 MEDIUM ImageMagick before 7.1.2-31 Heap Buffer Overflow via GetVirtualPixels API
CVE-2026-105823 4.0 MEDIUM ImageMagick before 7.1.2-31 Policy Bypass in CUT Encoder

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: ImageMagick
Same weakness: CWE-122

V. Comments for CVE-2026-105401

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