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CVE-2026-56377— ImageMagick - Policy Bypass via Incorrect Path Validation

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 7.1.2-24之前版本和6.9.13-48之前版本存在路径遍历漏洞，该漏洞源于不正确的策略检查，可能导致攻击者绕过沙盒转换服务中的路径策略限制，在预期边界之外创建或截断文件。

CVSS 3.3 · Low EPSS 0.16% · P5

Affected Version Matrix 4

VendorProduct Version RangeStatus
ImageMagick ImageMagick < 7.1.2-24 affected
7.1.2-24 unaffected
< 6.9.13-48 affected
6.9.13-48 unaffected
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I. Basic Information for CVE-2026-56377

Vulnerability Information
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Vulnerability Title
ImageMagick - Policy Bypass via Incorrect Path Validation
Source: CVE Program / CVE List V5
Vulnerability Description
ImageMagick before 7.1.2-24 contains an incorrect policy check that allows attackers to create or truncate files disallowed by security policies. Remote attackers can bypass path policy restrictions in sandboxed conversion services to write arbitrary files outside intended boundaries.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
ImageMagick 路径遍历漏洞
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 7.1.2-24之前版本和6.9.13-48之前版本存在路径遍历漏洞，该漏洞源于不正确的策略检查，可能导致攻击者绕过沙盒转换服务中的路径策略限制，在预期边界之外创建或截断文件。
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 ~ 7.1.2-24 -
ImageMagick ImageMagick 0 ~ 6.9.13-48 -

II. Public POCs for CVE-2026-56377

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III. Intelligence Information for CVE-2026-56377

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Vendor Advisories for CVE-2026-56377 (2)

Same Patch Batch · ImageMagick · 2026-06-30 · 6 CVEs total

CVE-2026-56369 3.7 LOW ImageMagick - Information Disclosure via AES-CTR Nonce Reuse in PasskeyEncipherImage
CVE-2026-56365 3.7 LOW ImageMagick - Memory Leak in PNG Encoder via MNG Image Writing
CVE-2026-56361 3.3 LOW ImageMagick - Heap Buffer Overflow via Off-by-One in Morphology Processing
CVE-2026-56363 3.3 LOW ImageMagick - Division by Zero in Binomial Kernel Processing
CVE-2026-56364 1.9 LOW ImageMagick - Memory Leak in LoadOpenCLDeviceBenchmark() via Malformed XML

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: ImageMagick
Same weakness: CWE-22

V. Comments for CVE-2026-56377

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