CVE-2025-69234

9.1 CRITICAL

Published: December 30, 2025 Modified: January 13, 2026

Description

Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Patch Vendor Advisory Exploit Third Party Advisory

Source: cve@navercorp.com

Vendor Advisory

1 reference(s) from NVD

CVSS v3 Score

9.1 / 10.0

EPSS (Exploit Probability)

0.1%

16th percentile

Exploitation Status

Not in CISA KEV

CWE-358

navercorp