Description
Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
Scores
CVSS v3
9.1
EPSS
0.0006
EPSS Percentile
19.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-358
Status
published
Products (1)
navercorp/whale
< 4.35.351.12
Published
Dec 30, 2025
Tracked Since
Feb 18, 2026