Missing Authentication Flaw in TSA by Changing Affects Database Security
CVE-2025-8861

9.3CRITICAL

Key Information:

Vendor

Changing

Status
Tsa
Vendor
CVE Published:
29 August 2025

What is CVE-2025-8861?

The TSA application developed by Changing is susceptible to a missing authentication vulnerability. This flaw enables unauthenticated remote attackers to gain unauthorized access, allowing them to read, alter, and delete sensitive database information. Organizations using this application should assess their security measures to mitigate potential exploitation.

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Deploy the Patch

Affected Version(s)

TSA 0 < 2025/2/6

References

https://www.twcert.org.tw/tw/cp-132-10360-012e7-1.html
third-party-advisory
https://www.twcert.org.tw/en/cp-139-10361-4ce04-2.html
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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