VDB-339930 · CVE-2026-21495 · GHSA-xhrm-79rg-5784

InternationalColorConsortium iccDEV 2.3.1.1 TIFF Image Reader divide by zero

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in InternationalColorConsortium iccDEV. This affects an unknown function of the component TIFF Image Reader. The manipulation results in divide by zero. This vulnerability is known as CVE-2026-21495. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in InternationalColorConsortium iccDEV. Affected is an unknown part of the component TIFF Image Reader. The manipulation with an unknown input leads to a divide by zero vulnerability. CWE is classifying the issue as CWE-369. The product divides a value by zero. This is going to have an impact on availability. CVE summarizes:

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, iccDEV is vulnerable to division by zero in the TIFF Image Reader. This issue has been patched in version 2.3.1.2.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-21495 since 12/29/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 2.3.1.2 eliminates this vulnerability. Applying the patch 10c34179a0332a869c2b46e305a9cd23a6311dfe is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

InternationalColorConsortium

Name

iccDEV

Version

2.3.1.1

License

open-source

Website

Product: https://github.com/InternationalColorConsortium/iccDEV/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (GitHub_M): 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: iccDEV 2.3.1.2
Patch: 10c34179a0332a869c2b46e305a9cd23a6311dfe

Timelineinfo

12/29/2025 CVE reserved
01/07/2026 +9 days Advisory disclosed
01/07/2026 +0 days VulDB entry created
01/07/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-xhrm-79rg-5784
Status: Confirmed

CVE: CVE-2026-21495 (🔒)
GCVE (CVE): GCVE-0-2026-21495
GCVE (VulDB): GCVE-100-339930

Entryinfo

Created: 01/07/2026 22:20
Changes: 01/07/2026 22:20 (67)
Complete: 🔍
Cache ID: 216::103