CVE-2026-21677

highpriority · track · 0EPSS 0.004 · 31 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.37% (31st) EPSS

CVSS 8.8 · high

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have Undefined Behavior in its CIccCLUT::Init function which initializes and sets the size of a CLUT. This issue is fixed in version 2.3.1.1.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · security-advisories@github.comexploitability 2.8 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-758US

affected products (2)

Products and version ranges known to be affected.

InternationalColorConsortium iccDEV≤ < 2.3.1.1enisa_euvdEU
color iccdev< 2.3.1.1nvdUScpe:2.3:a:color:iccdev:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2026-01-06modified 2026-06-17

references (10)

External citations — patches, advisories, analysis.

scry

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