CVE-2025-15032

CVE-2025-15032: Increased Spoofing risk; custom new window missing about:blank

Published Jan 16, 2026 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Upgrade Dia to a version 1.9.0 or later

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Apple
Apple macos
Dia
Dia dia
The Browser Company
The Browser Company dia
Vendors & Products Apple
Apple macos
Dia
Dia dia
The Browser Company
The Browser Company dia
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title CVE-2025-15032: Increased Spoofing risk; custom new window missing about:blank
Weaknesses CWE-1021
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
BCNY
Published
Updated
Jan 16, 2026, 6:35 PM
Reserved
Dec 22, 2025, 3:25 PM
Status
Deferred
Published
Jan 16, 2026, 7:16 PM
Modified
Jun 17, 2026, 8:36 AM