Is Symfony 5.1.11 patched?
Summary iPlain-English security status for Symfony 5.1.11, built from its CVEs, active-exploitation data, end-of-life date and latest release.
Symfony 5.1.11 is part of the 5.1 release line. No known vulnerabilities affect it in our data. The 5.1 line reached end-of-life on 2021-01-21, so it no longer receives security patches. The latest supported Symfony release is 8.1.0.
Known issues affecting 5.1.11
None found for this version. ✓
Other Symfony versions
Check another release line of Symfony.
Frequently asked
Is Symfony 5.1.11 patched?
Symfony 5.1.11 is end-of-life and no longer receives security patches. Move to 8.1.0.
When does Symfony 5.1 reach end-of-life?
Symfony 5.1 reached end-of-life on 2021-01-21 and no longer receives security patches.
What is the latest version of Symfony?
The latest supported Symfony release is 8.1.0.
Is Symfony 5.1.11 still receiving security updates?
No — Symfony 5.1.11 is on the 5.1 line, which reached end-of-life on 2021-01-21 and no longer receives security updates. Upgrade to 8.1.0 or later to stay supported.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Symfony's official advisory before you patch or upgrade — Symfony official site ↗