TYPO3 Security Misconfiguration in User Session Handling
When users change their password existing sessions for that particular user account are not revoked. A valid backend or frontend user account is required in order to make use of this vulnerability.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | typo3/cms-core | >= 8.0.0, < 8.7.25, >= 9.0.0, < 9.5.6 | 8.7.25, 9.5.6 |
References
- https://github.com/TYPO3-CMS/core/commit/437bf78c0ef64a059c7feaa5164f6f028507b425
- https://github.com/TYPO3-CMS/core/commit/e21f0e5d29b68a7e64448762b3f86ac24d36627f
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2019-05-07-2.yaml
- https://github.com/TYPO3-CMS/core
- https://typo3.org/security/advisory/typo3-core-sa-2019-011
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N- Weakness (CWE)
CWE-384- Platform
- Composer
- Package
typo3/cms-core- Disclosed
- 30.05.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-xmgr-jff3-fcfv - 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 Security Misconfiguration in User Session Handling this entry
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