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Security Advisories: GSA_kwCzR0hTQS04MnZwLWpyMzktNGoyas4AA8kC

TYPO3 Security Misconfiguration in Frontend Session Handling

It has been discovered session data of properly authenticated and logged in frontend users is kept and transformed into an anonymous user session during the logout process. This way the next user using the same client application gains access to previous session data.

Permalink: https://github.com/advisories/GHSA-82vp-jr39-4j2j
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS04MnZwLWpyMzktNGoyas4AA8kC
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: 3 months ago
Updated: 3 months ago


CVSS Score: 8.2
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Identifiers: GHSA-82vp-jr39-4j2j
References: Repository: https://github.com/TYPO3-CMS/core
Blast Radius: 29.4

Affected Packages

packagist:typo3/cms-core
Dependent packages: 3,067
Dependent repositories: 3,856
Downloads: 7,844,286 total
Affected Version Ranges: >= 9.0.0, < 9.5.8, >= 8.0.0, < 8.7.27
Fixed in: 9.5.8, 8.7.27
All affected versions: 8.7.7, 8.7.8, 8.7.9, 8.7.10, 8.7.11, 8.7.12, 8.7.13, 8.7.14, 8.7.15, 8.7.16, 8.7.17, 8.7.18, 8.7.19, 8.7.20, 8.7.21, 8.7.22, 8.7.23, 8.7.24, 8.7.25, 8.7.26, 9.0.0, 9.1.0, 9.2.0, 9.2.1, 9.3.0, 9.3.1, 9.3.2, 9.3.3, 9.4.0, 9.5.0, 9.5.1, 9.5.2, 9.5.3, 9.5.4, 9.5.5, 9.5.6, 9.5.7
All unaffected versions: 8.7.27, 8.7.28, 8.7.29, 8.7.30, 8.7.31, 8.7.32, 9.5.8, 9.5.9, 9.5.10, 9.5.11, 9.5.12, 9.5.13, 9.5.14, 9.5.15, 9.5.16, 9.5.17, 9.5.18, 9.5.19, 9.5.20, 9.5.21, 9.5.22, 9.5.23, 9.5.24, 9.5.25, 9.5.26, 9.5.27, 9.5.28, 9.5.29, 9.5.30, 9.5.31, 10.0.0, 10.1.0, 10.2.0, 10.2.1, 10.2.2, 10.3.0, 10.4.0, 10.4.1, 10.4.2, 10.4.3, 10.4.4, 10.4.5, 10.4.6, 10.4.7, 10.4.8, 10.4.9, 10.4.10, 10.4.11, 10.4.12, 10.4.13, 10.4.14, 10.4.15, 10.4.16, 10.4.17, 10.4.18, 10.4.19, 10.4.20, 10.4.21, 10.4.22, 10.4.23, 10.4.24, 10.4.25, 10.4.26, 10.4.27, 10.4.28, 10.4.29, 10.4.30, 10.4.31, 10.4.32, 10.4.33, 10.4.34, 10.4.35, 10.4.36, 10.4.37, 11.0.0, 11.1.0, 11.1.1, 11.2.0, 11.3.0, 11.3.1, 11.3.2, 11.3.3, 11.4.0, 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.5.11, 11.5.12, 11.5.13, 11.5.14, 11.5.15, 11.5.16, 11.5.17, 11.5.18, 11.5.19, 11.5.20, 11.5.21, 11.5.22, 11.5.23, 11.5.24, 11.5.25, 11.5.26, 11.5.27, 11.5.28, 11.5.29, 11.5.30, 11.5.31, 11.5.32, 11.5.33, 11.5.34, 11.5.35, 11.5.36, 11.5.37, 11.5.38, 11.5.39, 12.0.0, 12.1.0, 12.1.1, 12.1.2, 12.1.3, 12.2.0, 12.3.0, 12.4.0, 12.4.1, 12.4.2, 12.4.3, 12.4.4, 12.4.5, 12.4.6, 12.4.7, 12.4.8, 12.4.9, 12.4.10, 12.4.11, 12.4.12, 12.4.13, 12.4.14, 12.4.15, 12.4.16, 12.4.17, 12.4.18, 12.4.19, 13.0.0, 13.0.1, 13.1.0, 13.1.1, 13.2.0, 13.2.1