CVE-2026-21498

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 94% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 NULL pointer dereference via the XML calculator parser. This issue has been patched in version 2.3.1.2.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

January 7, 2026

Last Modified

June 17, 2026

Advisory Details (5)

Auto-updated Aug 9, 2026
Patch available. Sources: github_commit, github_pr, github.
github Patch Available

NULL Pointer Dereference in iccDEV XML Calculator Parser · Advisory · InternationalColorConsortium/iccDEV · GitHub

https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-6822-qvxq-m736
github_pr Patch Available

Fix: NPD in CIccMpeXmlCalculator::ParseXml() at IccLibXML/IccMpeXml.cpp:3123:36

Patch available: InternationalColorConsortium/iccDEV v2.3.2.2 (PR #404 merged 2026-01-01)

https://github.com/InternationalColorConsortium/iccDEV/pull/404
generic

NPD in CIccMpeXmlCalculator::ParseXml() at IccLibXML/IccMpeXml.cpp:3123:36 · Issue #375 · InternationalColorConsortium/iccDEV · GitHub

https://github.com/InternationalColorConsortium/iccDEV/issues/375
github_commit

commit bdfa31940726 (InternationalColorConsortium/iccDEV)

Fix landed in InternationalColorConsortium/iccDEV commit bdfa31940726 — awaiting tagged release

https://github.com/InternationalColorConsortium/iccDEV/commit/bdfa31940726aaabb0a6f19194d9062ba0598959
github_commit Patch Available

commit 75f124f40ba4 (InternationalColorConsortium/iccDEV)

Patch available: InternationalColorConsortium/iccDEV v2.3.2.2 (contains commit 75f124f40ba4)

https://github.com/InternationalColorConsortium/iccDEV/commit/75f124f40ba45491211cb4b67f0e05b7c7d59553

Weakness Classification(4)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 24× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 143 total refreshes for this CVE.

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Frequently asked(5)

What is CVE-2026-21498?
CVE-2026-21498 is a medium vulnerability published on January 7, 2026. 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 NULL pointer dereference via the XML calculator parser. This issue has been patched in version 2.3.1.2.
When was CVE-2026-21498 disclosed?
CVE-2026-21498 was first published in the National Vulnerability Database on January 7, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-21498 actively exploited?
CVE-2026-21498 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 91.7% of all scored CVEs.
What is the CVSS score of CVE-2026-21498?
CVE-2026-21498 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-21498?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-21498, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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