CVE-2025-48980

MEDIUM

Brave Browser Desktop <1.83.10 - Info Disclosure

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 6.5
EPSS 0.0004
EPSS Percentile 13.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-565
Status published
Products (1)
Brave/Desktop Browser 1.83.10
Published Oct 31, 2025
Tracked Since Feb 18, 2026