Description
Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
Published: 2026-11-03
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 07 Nov 2026 07:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 06 Nov 2026 23:00:00 +0000

Type Values Removed Values Added
Title Bypass of iframe sandbox in dual‑tab environment

Fri, 06 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


Tue, 03 Nov 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Naver
Naver whale Browser
Vendors & Products Naver
Naver whale Browser

Tue, 03 Nov 2026 07:45:00 +0000

Type Values Removed Values Added
Title Bypass of iframe sandbox in dual‑tab environment

Tue, 03 Nov 2026 06:45:00 +0000

Type Values Removed Values Added
Description Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
Weaknesses CWE-346
References

Subscriptions

Naver Whale Browser
cve-icon MITRE

Status: PUBLISHED

Assigner: naver

Published:

Updated: 2026-11-06T18:41:55.449Z

Reserved: 2026-11-03T06:34:49.544Z

Link: CVE-2026-120987

cve-icon Vulnrichment

Updated: 2026-11-06T18:41:50.942Z

cve-icon NVD

Status : Deferred

Published: 2026-11-03T07:18:21.527

Modified: 2026-11-06T19:17:43.140

Link: CVE-2026-120987

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-06T22:45:12Z

Weaknesses