CVE-2026-4663

CVE-2026-4663 is a security vulnerability that is still awaiting full analysis and scoring.

Key facts

• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2026-29394
• Published: 2026-05-12
• Last modified: 2026-05-18

Description

Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2026-39608. Reason: This candidate is a reservation duplicate of CVE-2026-39608. Notes: All CVE users should reference CVE-2026-39608 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage.

Frequently asked questions

What is CVE-2026-4663?

Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2026-39608. Reason: This candidate is a reservation duplicate of CVE-2026-39608. Notes: All CVE users should reference CVE-2026-39608 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage.

Is CVE-2026-4663 being actively exploited?

It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.

How do I fix CVE-2026-4663?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-4663 have an EU (EUVD) identifier?

Yes. CVE-2026-4663 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29394.

When was CVE-2026-4663 published?

CVE-2026-4663 was published on 2026-05-12 and last updated on 2026-05-18.