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VULNERABILITIES

CVE-2026-120987 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.

Metrics

CVSS 3.x Severity and Vector Strings:

NDDVolerionCVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://cve.naver.com/detail/cve-2026-120987.html [email protected]AdvisoryVendor

Weakness Enumeration

CWE-IDCWE NameSource
CWE-346Origin Validation Error[email protected]

Affected Products

ProductVersions
NAVER Whale Browser
< 5.39.412.57

CPE

  • No CPEs found in CPE dictionary for this product.

Remediation

  • No remediation found in references.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-120987
NVD Published Date:
Nov 3, 2026
NVD Last Modified:
Nov 6, 2026
Source:
[email protected]
CVE-2026-120987 Details - Not Deferred