CVE-2025-62584CWE-346

CVE-2025-62584

High · published October 16, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
10.8
In the wild
Unconfirmed
What it is

⚡ An attacker can bypass the Same-Origin Policy in Whale browser versions before 4.33.325.17! This opens the door for sneaky data theft from unsuspecting users. 🔥 Think of the Same-Origin Policy as a security guard at a fancy hotel who won't let guests from one event enter another event down the hall. This vulnerability is like a clever party crasher who finds a way to sneak past that guard and access the other event's secrets! This could lead to unauthorized access to sensitive data, allowing an attacker to scoop up personal information, session tokens, or even compromise accounts—yikes! Just imagine the chaos if someone could pilfer your private details while you thought you were browsing safely!

Put simply

Think of the Same-Origin Policy as a security guard at a fancy hotel who won't let guests from one event enter another event down the hall. This vulnerability is like a clever party crasher who finds a way to sneak past that guard and access the other event's secrets! This vulnerability allows attackers to navigate between different tabs and access data that should be isolated due to the Same-Origin Policy, creating a serious security risk in dual-tab setups.

What to do

This could lead to unauthorized access to sensitive data, allowing an attacker to scoop up personal information, session tokens, or even compromise accounts—yikes! Just imagine the chaos if someone could pilfer your private details while you thought you were browsing safely! To protect your users, update Whale browser to version 4.33.325.17 or later immediately. Additionally, remind users to avoid clicking on suspicious links while this flaw is still in play. 🛡️ You’ve got this! By keeping your browser updated, you're taking a huge step towards keeping your data safe! 🚀

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00211 · 10.8th percentile
Weakness
CWE-346 · Origin Validation Error
Published
2025-10-16T11:15Z
Affected products (1)
ProductVersionsFixed in
navercorp/whale< 4.33.325.174.33.325.17
References (1)
EPSS history
Timeline
  • 16 OCT 06:52Z
    Whale browser before 4.33.325.17 allows an attacker to bypass the Same-Origin Policy in a dual-tab environment
    cvelistv5