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Iccdev CVE-2026-21507

HIGH
Loop with Unreachable Exit Condition (Infinite Loop) (CWE-835)
2026-01-06 security-advisories@github.com
Denial Of Service Iccdev
7.5
CVSS 3.1 · GitHub Advisory
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Severity by source

GitHub Advisory PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 12, 2026 - 21:04 vuln.today
Public exploit code
Patch released
Jan 12, 2026 - 21:04 nvd
Patch available
CVE Published
Jan 06, 2026 - 01:16 nvd
HIGH 7.5

DescriptionGitHub Advisory

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have an infinite loop in the IccProfile.cpp function, CalcProfileID. This issue is fixed in version 2.3.1.1.

AnalysisAI

iccDEV ICC color profile processing library versions 2.3.1 and below contain an infinite loop in the CalcProfileID function that allows unauthenticated remote attackers to cause denial of service. Public exploit code exists for this vulnerability, and affected systems should upgrade to version 2.3.1.1 or later to remediate the issue.

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Send crafted ICC color profile
Exploit
Trigger infinite loop in CalcProfileID function
Impact
Exhaust CPU resources causing denial of service
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Vulnerability AssessmentAI

Exploitation No special conditions — remote unauthenticated exploitation against iccDEV versions 2.3.1 and below processing malformed ICC color profiles without authentication or user interaction. Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 7.5 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker could exploit this vulnerability to compromise the affected system.
Remediation A vendor patch is available — apply it immediately. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 7 days: Identify all affected systems and apply vendor patches promptly. …

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CVE-2026-21507 vulnerability details – vuln.today
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