CVE-2025-62583 | Whale Browser before 4.33.325.17 allows an attacker to escap… | CVSS 9.8 CRITICAL

Description

Whale Browser before 4.33.325.17 allows an attacker to escape the iframe sandbox in a dual-tab environment.

CVE ID: CVE-2025-62583
State: PUBLISHED
Assigner: naver
Reserved: 2025-10-16 06:44 UTC
Published: 2025-10-16 06:52 UTC
Last updated: 2025-10-16 14:09 UTC
Primary CWE: CWE-358
CWE-358 Improperly Implemented Security Check for Standard
Vendor / Product: NAVER / NAVER Whale browser
Sources: cve.org · NVD

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Affected products (1)

Vendor	Product	Platform	Versions
NAVER	NAVER Whale browser	—	4.33.325.17

Weakness (CWE)

CWE	Source	Description
CWE-358	cna	CWE-358 Improperly Implemented Security Check for Standard

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (1)