CVE-2021-21370 | Date: (C)2021-03-23 (M)2023-12-22 |
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that content elements of type _menu_ are vulnerable to cross-site scripting when their referenced items get previewed in the page module. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V3 Severity: | CVSS V2 Severity: |
CVSS Score : 5.4 | CVSS Score : 3.5 |
Exploit Score: 2.3 | Exploit Score: 6.8 |
Impact Score: 2.7 | Impact Score: 2.9 |
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CVSS V3 Metrics: | CVSS V2 Metrics: |
Attack Vector: NETWORK | Access Vector: NETWORK |
Attack Complexity: LOW | Access Complexity: MEDIUM |
Privileges Required: LOW | Authentication: SINGLE |
User Interaction: REQUIRED | Confidentiality: NONE |
Scope: CHANGED | Integrity: PARTIAL |
Confidentiality: LOW | Availability: NONE |
Integrity: LOW | |
Availability: NONE | |
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