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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.

iccDEV 提供了一组用于处理 ICC 色彩管理配置文件的库和工具。在 2.3.2.1 之前的版本中， 函数存在一个 类型的下溢漏洞。该问题源于在解析包含 标签且其数据负载类型为 的 ICC 配置文件时，嵌入式配置文件的读取逻辑存在缺陷。版本 2.3.2.1 已修补此问题。目前暂无已知的临时解决方案。

CVSS 6.5 · Medium EPSS 0.25% · P16

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

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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