Is CVE-2026-34549 actively exploited?

CVE-2026-34549 has no public evidence of in-the-wild exploitation as of 2026-04-20.

What is the CVSS score for CVE-2026-34549?

CVE-2026-34549 has a CVSS score of 6.2 (MEDIUM severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2026-34549?

Patch guidance is available from color security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-34549.

CVE-2026-34549 - remediation guidance & executive summary

Description

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is an Undefined Behavior (UB) condition in IccUtil.cpp triggered by a crafted input profile. Under UndefinedBehaviorSanitizer, the issue is reported as invalid left shift operations on icUInt32Number (unsigned 32-bit) where the shifted value “cannot be represented” in that type. This issue has been patched in version 2.3.1.6.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-758

Metadata

Primary Vendor: COLOR
Published: 3/31/2026
Last Modified: 4/20/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

color : iccdev

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-34549. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-34549

View on NIST NVD

CVE-2026-34549 vulnerability