CVE-2025-48980

Published: Oct 31, 2025Modified: Jun 17, 2026Deferred

6.5

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Exploitability: 2.8 / Impact: 3.6

Source: support@hackerone.com (Secondary)

Description

In Brave Browser Desktop versions prior to 1.83.10 that have the split view feature enabled, the "Open Link in Split View" context menu item did not respect the SameSite cookie attribute. Therefore SameSite=Strict cookies would be sent on a cross-site navigation using this method.

Related CWEs

CWE-565

Reliance on Cookies without Validation and Integrity Checking

The product relies on the existence or values of cookies when performing security-critical operations, but it does not properly ensure that the setting is valid for the associated user.

References (1)

https://hackerone.com/reports/3253725

Source: support@hackerone.com

Timeline

No history available yet.