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Status published
Medium
CVE-2021-35210
Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x...
Vulnerability Description
Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x before 4.11.5, allows XSS. It is possible to inject code into the tl_log table that will be executed in the browser when the system log is called in the back end.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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3.3
CVE-2025-65960
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Medium
6.6
CVE-2025-57759
Contao has improper privilege management for page and article fields
Medium
4.3
CVE-2025-57758
Contao has improper access control in the back end voters
Medium
4.3
CVE-2025-57757
Contao discloses information in the news module
Medium
5.3
Affected Vendor
contao
View all reports →Affected Software
contao
Vulnerable Versions:
4.5.0, 4.10.0
Timeline
Official Publish:
June 23rd, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.