Contao vulnerabilities: known CVEs & security history
Contao · CMS · 32 tracked CVEs · 0 actively exploited · updated June 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Contao release lines — 32 in total. A CVE here doesn't mean your version is affected — check Contao's current status and the safe version to run.
Known Contao CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2022-26265 | critical | 9.8 | 30% | 2022 |
| CVE-2019-11512 | critical | 9.8 | 1% | 2019 |
| CVE-2012-4383 | high | 8.8 | 1% | 2020 |
| CVE-2019-19745 | high | 8.8 | 1% | 2019 |
| CVE-2024-45398 | high | 8.3 | 1% | 2024 |
| CVE-2024-28235 | high | 8.3 | 1% | 2024 |
| CVE-2021-37627 | high | 8 | 1% | 2021 |
| CVE-2022-24899 | high | 7.2 | 4% | 2022 |
| CVE-2021-37626 | high | 7.2 | 1% | 2021 |
| CVE-2025-65960 | medium | 6.6 | 0% | 2025 |
| CVE-2023-36806 | medium | 6.5 | 1% | 2023 |
| CVE-2024-45965 | medium | 6.4 | 0% | 2024 |
| CVE-2018-5478 | medium | 6.1 | 0% | 2023 |
| CVE-2021-35210 | medium | 6.1 | 1% | 2021 |
| CVE-2018-10125 | medium | 6.1 | 1% | 2020 |
| CVE-2024-30262 | medium | 5.9 | 0% | 2024 |
| CVE-2025-29790 | medium | 5.4 | 0% | 2025 |
| CVE-2024-28190 | medium | 5.4 | 1% | 2024 |
| CVE-2025-57757 | medium | 5.3 | 0% | 2025 |
| CVE-2025-57756 | medium | 5.3 | 0% | 2025 |
| CVE-2024-45612 | medium | 5.3 | 0% | 2024 |
| CVE-2020-25768 | medium | 5.3 | 1% | 2020 |
| CVE-2019-19714 | medium | 5.3 | 1% | 2019 |
| CVE-2019-19712 | medium | 5.3 | 1% | 2019 |
| CVE-2021-35955 | medium | 4.8 | 1% | 2021 |
| CVE-2025-57759 | medium | 4.3 | 0% | 2025 |
| CVE-2025-57758 | medium | 4.3 | 0% | 2025 |
| CVE-2024-45604 | medium | 4.3 | 0% | 2024 |
| CVE-2024-28234 | medium | 4.3 | 1% | 2024 |
| CVE-2023-29200 | medium | 4.3 | 1% | 2023 |
| CVE-2025-65961 | low | 3.3 | 0% | 2025 |
| CVE-2024-28191 | low | 3.1 | 0% | 2024 |
Is my Contao version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Contao version → · Monitor Contao for new CVEs →
Contao vulnerabilities — frequently asked
How many known vulnerabilities does Contao have?
IsItPatched tracks 32 CVEs for Contao. 2 are critical-severity and 7 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Contao have any actively-exploited vulnerabilities?
None of Contao's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe Contao vulnerability?
Among tracked issues, CVE-2022-26265 (CRITICAL, CVSS 9.8) ranks highest — a OS command injection weakness.
Is Contao safe to use?
It depends on the version. The latest supported Contao release (5.7.7) clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Contao security status · Contao end-of-life · actively-exploited CVEs. Always verify against Contao's advisories — see our disclaimer.