CVE-2025-15032: The Browser Company Of New York Dia

High severity, CVSS 7.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing about:blank indicator in custom-sized new windows in Dia before 1.9.0 on macOS could allow an attacker to spoof a trusted domain in the window title and mislead users about the current site.

Affected products

• The Browser Company Of New York Dia: before 1.9.0 (fixed in 1.9.0)

Published 2026-01-16. Last modified 2026-06-17.