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Whale CVE-2025-53599

| EUVDEUVD-2025-19934 CRITICAL
Cross-site Scripting (XSS) (CWE-79)
2025-07-04 cve@navercorp.com
XSS Apple Whale iOS
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
EUVD ID Assigned
Mar 16, 2026 - 02:42 euvd
EUVD-2025-19934
Analysis Generated
Mar 16, 2026 - 02:42 vuln.today
CVE Published
Jul 04, 2025 - 08:15 nvd
CRITICAL 9.8

DescriptionCVE.org

Whale browser for iOS before 3.9.1.4206 allow an attacker to execute malicious scripts in the browser via a crafted javascript scheme.

Analysis

Whale browser for iOS before 3.9.1.4206 allow an attacker to execute malicious scripts in the browser via a crafted javascript scheme.

Technical ContextAI

Cross-site scripting (XSS) allows injection of client-side scripts into web pages viewed by other users due to insufficient output encoding.

RemediationAI

Encode all user-supplied output contextually (HTML, JS, URL). Implement Content Security Policy (CSP) headers. Use HTTPOnly and Secure cookie flags.

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Same weakness CWE-79 – Cross-site Scripting (XSS)

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Same technique XSS

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CVE-2025-53599 vulnerability details – vuln.today
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