Unauthorized Record Manipulation in TYPO3 Extension by TYPO3
CVE-2026-77141

8.8HIGH

Key Information:

Vendor

Typo3

Status
Extension "club Directory"
Vendor
CVE Published:
25 August 2026

What is CVE-2026-77141?

The TYPO3 extension allows unauthenticated users to manipulate club records without proper ownership checks during edit, update, and activate actions. This flaw enables a malicious visitor with knowledge of a record's UID to overwrite existing records or publish unapproved records, posing significant risks to website security and data integrity.

Affected Version(s)

Extension "Club Directory" 0 < 8.1.3

References

https://typo3.org/security/advisory/typo3-ext-sa-2026-019
vendor-advisory

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
Low
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Seungbin Yang
Hoja Mustaffa Abdul Latheef
.