CVE-2026-50278

iccDEV: CIccEmbedIO::Read8() size_t underflow

6.5 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.45%Up 0.4 points since Jun 12, 2026

What each source reports

CVE List Score used 6.5

iccDEV: CIccEmbedIO::Read8() size_t underflow

Record: CVE-2026-50278
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-125, CWE-190, CWE-704
Updated: 2026-11-02

EUVDEUVD-2026-63990 6.5

Record: EUVD-2026-63990
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

NVD 6.5

Record: CVE-2026-50278
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-125, CWE-190, CWE-704
Updated: 2026-11-02

OSV 6.5

iccDEV: CIccEmbedIO::Read8() size_t underflow

Record: CVE-2026-50278
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-125, CWE-190, CWE-704
Updated: 2026-11-02

Affected products

internationalcolorconsortium iccdev

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-50278 is a medium vulnerability (CVSS 6.5) in Internationalcolorconsortium Iccdev, published August 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.