Notice Regarding Our Response to a PHP Security Vulnerability
2026/10/22
news
Thank you for using TwooCa.
On October 21, 2026, a high-severity security vulnerability was disclosed in PHP, a programming language widely used for websites and web applications.
In response to security advisories issued by relevant authorities, we have promptly implemented security measures, including the application of necessary updates.
1. Impact on Customers
The services provided through the TwooCa app are not affected by this vulnerability. No impact on customer information or services resulting from this issue has been identified.
2. Scheduled Maintenance
October 22, 2026 (Thursday), 7:00 PM – October 23, 2026 (Friday), 12:00 AM (JST)
During the maintenance period, certain pages of our corporate website may be temporarily unavailable.
3. Important Notice to Customers
Please be cautious of suspicious emails, SMS messages, or phone calls attempting to exploit this situation. We will never ask you to disclose your password, PIN, or verification code via email, SMS, or phone.
4. For Corporate and Organizational Representatives
If you receive inquiries from your employees or members regarding this matter, we kindly ask that you refer them to this notice.
We remain committed to maintaining a secure service environment and will continue to strengthen our security measures to ensure the safe use of our services.
