How severe is CVE-2026-21675?

CVE-2026-21675 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-21675 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21675?

CVE-2026-21675 affects Color Iccdev. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-21675?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-21675 have an EU (EUVD) identifier?

Yes. CVE-2026-21675 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1150.

When was CVE-2026-21675 published?

CVE-2026-21675 was published on 2026-01-06 and last updated on 2026-06-17.

CVE-2026-21675

CVE-2026-21675 is a critical-severity vulnerability in Color Iccdev with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-1150
Weakness: CWE-20
Affected product: Color Iccdev
Published: 2026-01-06
Last modified: 2026-06-17

Description

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below contain a Use After Free vulnerability in the CIccXform::Create() function, where it deletes the hint. This issue is fixed in version 2.3.1.1.

Frequently asked questions

What is CVE-2026-21675?: iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below contain a Use After Free vulnerability in the CIccXform::Create() function, where it deletes the hint. This issue is fixed in version 2.3.1.1.
How severe is CVE-2026-21675?: CVE-2026-21675 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-21675 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21675?: CVE-2026-21675 affects Color Iccdev. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-21675?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-21675 have an EU (EUVD) identifier?: Yes. CVE-2026-21675 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1150.
When was CVE-2026-21675 published?: CVE-2026-21675 was published on 2026-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:color:iccdev:*:*:*:*:*:*:*:*

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