VulnerabilityDeferred

CVE-2025-15032

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.

HIGH 7.4EPSS 0.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 7.4 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
EPSS: 0.27% probability · 20th percentile
CISA KEV: Not listed
Weakness: CWE-1021
Source: 59469e6c-7ea7-446f-8e43-06aa32c115e8

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.