It has been discovered that cookies created in the Install Tool are not hardened to be submitted only via HTTP. In combination with other vulnerabilities such as cross-site scripting it can lead to hijacking an active and valid session in the Install Tool.
| Software | From | Fixed in |
|---|---|---|
typo3 / cms
|
7.0.0 | 7.6.32 |
typo3 / cms
|
8.0.0 | 8.7.21 |
typo3 / cms
|
9.0.0 | 9.5.2 |