Vigia

Symfony 5.3 end of life (EOL) date and support status

End of life End of life since 2022-01-01 (1741 days ago)

Upgrade: Symfony 5.3 no longer receives fixes. Supported cycles: 8.1, 7.4, 6.4, 5.4.

ProductSymfony
Version cycle5.3
StatusEnd of life
Released2021-05-31
Active support until2022-01-01
End of life2022-01-01
Latest version5.3.16 (2022-03-01)
Last verified2026-10-08

All Symfony versions → · Source: endoflife.date

Frequently asked questions

Is Symfony 5.3 end of life?

Yes. End of life since 2022-01-01 (1741 days ago). It no longer receives security or bug fixes.

When does Symfony 5.3 reach end of life?

Symfony 5.3 reached end of life on 2022-01-01.

When was Symfony 5.3 released?

Symfony 5.3 was first released on 2021-05-31.

What is the latest Symfony 5.3 version?

The latest 5.3 release is 5.3.16, published on 2022-03-01.

Give your AI agent these facts

Vigia is a free MCP server: your coding agent checks versions, breaking changes and vulnerabilities before it writes code. No signup, no API key.

claude mcp add --transport http vigia https://vigia.coredls.cloud/mcp

Add to CursorAdd to VS Code★ Star on GitHub

Any other MCP client
{ "mcpServers": { "vigia": { "url": "https://vigia.coredls.cloud/mcp" } } }

Agent skill (SKILL.md): tells the agent when to use Vigia · GitHub Action for pull requests

For agents

GET https://vigia.coredls.cloud/v1/eol/symfony/5.3