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CVE-2026-50278— iccDEV: CIccEmbedIO::Read8() size_t underflow

Quick assessment

Affected
InternationalColorConsortium iccDEV
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.

International Color Consortium iccDEV是International Color Consortium组织的一款色彩管理开发框架。 International Color Consortium iccDEV 2.3.2.1之前版本存在安全漏洞，该漏洞源于CIccEmbedIO::Read8()函数存在size_t下溢，解析包含icSigEmbeddedV5ProfileTag数据的ICC配置文件时存在嵌入式配置文件读取缺陷，可能导致拒绝服务。

CVSS 6.5 · Medium EPSS 0.45% · P38

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
InternationalColorConsortium iccDEV < 2.3.2.1 affected
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I. Basic Information for CVE-2026-50278

Vulnerability Information
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Vulnerability Title
iccDEV: CIccEmbedIO::Read8() size_t underflow
Source: CVE Program / CVE List V5
Vulnerability Description
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions prior to 2.3.2.1 have a `CIccEmbedIO::Read8()` size_t underflow. The issue arises due to an embedded-profile read defect when parsing ICC profiles containing `icSigEmbeddedV5ProfileTag` data with `icSigEmbeddedProfileType` payloads. Version 2.3.2.1 patches the issue. No known workarounds are available.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
International Color Consortium iccDEV 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
International Color Consortium iccDEV是International Color Consortium组织的一款色彩管理开发框架。 International Color Consortium iccDEV 2.3.2.1之前版本存在安全漏洞，该漏洞源于CIccEmbedIO::Read8()函数存在size_t下溢，解析包含icSigEmbeddedV5ProfileTag数据的ICC配置文件时存在嵌入式配置文件读取缺陷，可能导致拒绝服务。
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
InternationalColorConsortium iccDEV < 2.3.2.1 -

II. Public POCs for CVE-2026-50278

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III. Intelligence Information for CVE-2026-50278

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Vendor Advisories for CVE-2026-50278 (1)

Other References for CVE-2026-50278 (1)

IV. Related Vulnerabilities

Same product: iccDEV
Same vendor: InternationalColorConsortium
Same weakness: CWE-125

V. Comments for CVE-2026-50278

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