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Contao 5.3

Contao 5.3 gets security updates until 14/02/2028.

Supported

Latest version: 5.3.52, released on 09/10/2026

End of support: 14/02/2028

No known vulnerability open in 5.3.52

Vulnerabilities in Contao 5.3

14 vulnerabilities from the NVD affect at least one version of this branch. Last checked on 02/11/2026.

CVE-2024-45398, CVSS 3.1: 8.8: fixed in 5.3.15
CVE-2025-65960, CVSS 3.1: 6.6: fixed in 5.3.42
CVE-2024-28235, CVSS 3.1: 6.5: fixed in 5.3.4
CVE-2024-45965, CVSS 3.1: 5.4: fixed in 5.3.30
CVE-2024-28191, CVSS 3.1: 5.4: fixed in 5.3.4
CVE-2024-28190, CVSS 3.1: 5.4: fixed in 5.3.4
CVE-2025-57757, CVSS 3.1: 5.3: fixed in 5.3.38
CVE-2025-57756, CVSS 3.1: 5.3: fixed in 5.3.38
CVE-2024-45612, CVSS 3.1: 5.3: fixed in 5.3.15
CVE-2025-65961, CVSS 3.1: 4.8: fixed in 5.3.42
CVE-2025-29790, CVSS 4.0: 4.8: fixed in 5.3.30
CVE-2024-28234, CVSS 3.1: 4.7: fixed in 5.3.4
CVE-2025-57759, CVSS 3.1: 4.3: fixed in 5.3.38
CVE-2025-57758, CVSS 3.1: 4.3: fixed in 5.3.38

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