Description
TYPO3 Fluid Engine (package `typo3fluid/fluid`) before versions 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5 or 2.6.1 is vulnerable to cross-site scripting when making use of the ternary conditional operator in templates like `{showFullName ? fullName : defaultValue}`. Updated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) versions as well: TYPO3 v8.7.25 (using `typo3fluid/fluid` v2.5.4) and TYPO3 v9.5.6 (using `typo3fluid/fluid` v2.6.1).
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected products
- TYPO3 / Fluid>= 2.0.0, < 2.0.5 – >= 2.0.0, < 2.0.5
- TYPO3 / Fluid>= 2.1.0, < 2.1.4 – >= 2.1.0, < 2.1.4
- TYPO3 / Fluid>= 2.2.0, < 2.2.1 – >= 2.2.0, < 2.2.1
- TYPO3 / Fluid>= 2.3.0, < 2.3.5 – >= 2.3.0, < 2.3.5
- TYPO3 / Fluid>= 2.4.0, < 2.4.1 – >= 2.4.0, < 2.4.1
- TYPO3 / Fluid>= 2.5.0, < 2.5.5 – >= 2.5.0, < 2.5.5
- TYPO3 / Fluid>= 2.6.0, < 2.6.1 – >= 2.6.0, < 2.6.1