CVE-2025-15032 CVE-2025-15032: Increased Spoofing risk; custom new window missing about:blank
Attackers can spoof trusted domains in custom-sized new windows by omitting the about:blank indicator, misleading users about the current site.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-15032?
CVE-2025-15032 is a high-severity vulnerability in The Browser Company of New York Dia, published on 16 Jan 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-1021
Which versions are affected by CVE-2025-15032?
How do I fix CVE-2025-15032?
No fix has been published for CVE-2025-15032 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-15032 being exploited?
There is no known exploitation of CVE-2025-15032 in the wild and no public exploit code.
Sources
Also known as GHSA-q22c-8w9v-qg6w.