Vigia

Firefox 131 end of life (EOL) date and support status

End of life End of life since 2024-10-29 (709 days ago)

Upgrade: Firefox 131 no longer receives fixes. Supported cycles: 157, 153, 115.

ProductFirefox
Version cycle131
StatusEnd of life
Released2024-10-01
Active support until—
End of life2024-10-29
Latest version131.0.3 (2024-10-14)
Last verified2026-10-08

All Firefox versions → · Source: endoflife.date

Frequently asked questions

Is Firefox 131 end of life?

Yes. End of life since 2024-10-29 (709 days ago). It no longer receives security or bug fixes.

When does Firefox 131 reach end of life?

Firefox 131 reached end of life on 2024-10-29.

When was Firefox 131 released?

Firefox 131 was first released on 2024-10-01.

What is the latest Firefox 131 version?

The latest 131 release is 131.0.3, published on 2024-10-14.

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/firefox/131