Medium severity · published Oct 30, 2025
CVE-2025-48980
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…
6.5
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DB
Desktop Browser · Brave
1.83.10 before 1.83.10 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-48980
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-48980
hackerone.com
https://hackerone.com/reports/3253725
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