TYPO3 Cross-Site Scripting in Form Framework validation handling
It has been discovered that the output of field validation errors in the Form Framework is vulnerable to cross-site scripting.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | typo3/cms-core | >= 10.0.0, < 10.2.1, >= 8.0.0, < 8.7.30, >= 9.0.0, < 9.5.12 | 10.2.1, 8.7.30, 9.5.12 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
typo3/cms-core- Disclosed
- 30.05.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-95qm-3xp7-vfj5 - CC BY 4.0
Vulnerability history: typo3/cms-core
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 128
- First → latest
- 09.2018 09.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 35
- Medium 84
- Low 8
Disclosures per year
- 2018: 2
- 2019: 0
- 2020: 13
- 2021: 15
- 2022: 34
- 2023: 3
- 2024: 38
- 2025: 8
- 2026: 15
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TYPO3 Cross-Site Scripting in Form Framework validation handling this entry
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