What is the CVSS score of CVE-2026-21681?

CVE-2026-21681 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H. EPSS exploitation probability: 0.1%.

Which versions of Iccdev are affected by CVE-2026-21681?

CVE-2026-21681 presents moderate security risk, a input validation vulnerability rated CVSS 7.1. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-21681?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Iccdev CVE-2026-21681

HIGH

Improper Input Validation (CWE-20)

2026-01-07 security-advisories@github.com

Code Injection Iccdev

7.1

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

7.1 HIGH

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 07, 2026 - 21:16 nvd

HIGH 7.1

DescriptionGitHub Advisory

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Undefined Behavior runtime error. This vulnerability affects users of the iccDEV library who process ICC color profiles. Version 2.3.1.2 contains a patch. No known workarounds are available.

AnalysisAI

iccDEV versions before 2.3.1.2 contain an undefined behavior runtime error in ICC color profile processing that allows remote attackers to cause denial of service or data corruption via malformed profile files, requiring only user interaction to trigger. The vulnerability affects all users processing ICC color profiles through the iccDEV library with no available workarounds currently available.

Unlock full vulnerability intelligence

Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
Personal watchlist & email alerts

Continue with Google Continue with GitHub

Free forever · No credit card required

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Deliver malformed ICC color profile

Exploit

Process profile with vulnerable iccDEV library

Execution

Trigger undefined behavior runtime error

Impact

Cause denial of service or data corruption