CVE-2026-21491

MEDIUM
2026-01-06 [email protected]
6.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 12, 2026 - 18:29 vuln.today
Public exploit code
Patch Released
Jan 12, 2026 - 18:29 nvd
Patch available
CVE Published
Jan 06, 2026 - 19:16 nvd
MEDIUM 6.1

Tags

Buffer Overflow Iccdev

Description

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. A vulnerability present in versions prior to 2.3.1.2 affects users of the iccDEV library who process ICC color profiles. It results in unicode buffer overflow in `CIccTagTextDescription`. Version 2.3.1.2 contains a patch. No known workarounds are available.

Analysis

A buffer overflow in iccDEV versions before 2.3.1.2 affects users processing ICC color profiles through the library's CIccTagTextDescription component, allowing local attackers with user interaction to cause denial of service or potentially read sensitive memory. Public exploit code exists for this vulnerability. …

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Remediation

Within 30 days: Identify affected systems running versions and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Priority Score

51
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: +20

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CVE-2026-21491 vulnerability details – vuln.today
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