Product UI does not Warn User of Unsafe Actions Affecting GNOME/epiphany package, versions [,47.5)[48.0,48.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published23 Jan 2026
- disclosed23 Jan 2026
- creditUnknown
Introduced: 23 Jan 2026
CVE-2025-3839 (opens in a new tab)How to fix?
Upgrade GNOME/epiphany to version 47.5, 48.1 or higher.
Overview
Affected versions of this package are vulnerable to Product UI does not Warn User of Unsafe Actions due to the browser failing to properly warn or gate opening of external URLs by protocol handlers. An attacker can execute arbitrary code on the client device by enticing a user to visit a malicious website that triggers the invocation of a vulnerable external handler application through trusted browser UI behavior.