What is CVE-2025-12868?

CVE-2025-12868 is a critical-severity vulnerability in Cybertutor New Site Server, classified under CWE-603. CVSS score: 9.8/10. Published 2025-11-10.

How severe is CVE-2025-12868?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Cybertutor New Site Server

CVE-2025-12868

New Site Server developed by CyberTutor has a Use of Client-Side Authentication vulnerability, allowing unauthenticated remote attackers to modify the frontend code to gain administrator privileges on the website.

EPSS: 0.003 (51.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cybertutor New Site Server — versions 0

Weakness classification (CWE)

CWE-603

References

www.twcert.org.tw/tw/cp-132-10493-bf807-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10492-84a10-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2025-12868?: CVE-2025-12868 is a critical-severity vulnerability in Cybertutor New Site Server, classified under CWE-603. CVSS score: 9.8/10. Published 2025-11-10.
How severe is CVE-2025-12868?: Critical severity. CVSS v3 base score is 9.8 out of 10.