CVE-2025-6703: Mozilla Neqo

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Input Validation vulnerability in Mozilla neqo leads to an unexploitable crash..This issue affects neqo: from 0.4.24 through 0.13.2.

Affected products

• Mozilla Neqo: from 0.4.24, up to and including 0.13.2

Published 2025-06-26. Last modified 2026-06-17.