CVE-2025-48980 — MEDIUM (6.5)

Vulnerability 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 Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-565

References

https://hackerone.com/reports/3253725

FAQ

What is CVE-2025-48980?

CVE-2025-48980 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 Sa...

How severe is CVE-2025-48980?

CVE-2025-48980 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-48980?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.