TYPO3 CMS exposes sensitive information in an error message
Error messages containing sensitive information in the File Abstraction Layer in TYPO3 CMS versions 9.0.0-9.5.54, 10.0.0-10.4.53, 11.0.0-11.5.47, 12.0.0-12.4.36, and 13.0.0-13.4.17 allow backend users to disclose full file paths via failed low-level file-system operations.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | typo3/cms-core | >= 9.0.0, < 12.4.37, >= 10.0.0, < 12.4.37, >= 11.0.0, < 12.4.37, >= 12.0.0, < 12.4.37, >= 13.0.0, < 13.4.18 | 12.4.37, 13.4.18 |
References
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N- Weakness (CWE)
CWE-209- Platform
- Composer
- Package
typo3/cms-core- Disclosed
- 09.09.2025
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-cvm2-5f78-g9m8 - 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 CMS exposes sensitive information in an error message this entry
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