CVE-2025-69235
Unknown Unknown - Not Provided

Same-Origin Policy Bypass in Whale Browser Sidebar Pre

Vulnerability report for CVE-2025-69235, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2025-12-30

Last updated on: 2025-12-30

Assigner: Naver Corporation

Description

Whale browser before 4.35.351.12 allows an attacker to bypass the Same-Origin Policy in a sidebar environment.

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Meta Information

Published
2025-12-30
Last Modified
2025-12-30
Generated
2026-07-06
AI Q&A
2025-12-30
EPSS Evaluated
2026-07-05
NVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
navercorp whale_browser *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-346 The product does not properly verify that the source of data or communication is valid.

Attack-Flow Graph

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Executive Summary

This vulnerability in Whale browser versions before 4.35.351.12 allows an attacker to bypass the Same-Origin Policy when operating in a sidebar environment. The Same-Origin Policy is a security measure that restricts how documents or scripts loaded from one origin can interact with resources from another origin. Bypassing this policy can enable unauthorized access to data or functionality across different origins.

Impact Analysis

By bypassing the Same-Origin Policy, an attacker could potentially access or manipulate data from other origins within the sidebar environment of the Whale browser. This could lead to unauthorized data exposure, cross-site scripting, or other malicious activities that compromise user security and privacy.

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