Fluid Components TYPO3 extension vulnerable to Cross-Site Scripting
Impact
All versions of Fluid Components before 3.5.0 were susceptible to Cross-Site Scripting. Version 3.5.0 of the extension fixes this issue. Due to the nature of the problem, some changes in your project's Fluid templates might be necessary to prevent unwanted double-escaping of HTML markup.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
| Affected range | Recorded fix |
|---|---|
| Earlier releases before 3.5.0Ecosystem versions | 3.5.0 |
Version evidence: OSV · GHSA-8648-h559-8h42
View original version evidence (25 explicit versions)
Original source description
All versions of Fluid Components before 3.5.0 were susceptible to Cross-Site Scripting. Version 3.5.0 of the extension fixes this issue. Due to the nature of the problem, some changes in your project's Fluid templates might be necessary to prevent unwanted double-escaping of HTML markup.
References
- Security advisory nvd.nist.gov/vuln/detail/CVE-2023-28604
- Security advisory github.com/FriendsOfPHP/security-advisories/blob/master/sitegeist/fluid-components/CVE-2023-28604.yaml
- Source reference github.com/sitegeist/fluid-components
- Source reference github.com/sitegeist/fluid-components/blob/master/Documentation/XssIssue.md
- Security advisory typo3.org/security/advisory/typo3-ext-sa-2023-003