Claude claude-3-7-sonnet-20250219 · Version Status
Claude claude-3-7-sonnet-20250219 End of Life Date
Claude claude-3-7-sonnet-20250219 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
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Claude claude-3-7-sonnet-20250219 is past end of life. This version no longer receives security patches. 79 days past EOL — migrate to a supported version immediately.
EOL Date
Feb 19, 2026
79 days past EOL
Latest Release
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Standard release
Release Date
Feb 24, 2025
Claude claude-3-7-sonnet-20250219 series
What does Claude claude-3-7-sonnet-20250219 end of life mean?
When Claude claude-3-7-sonnet-20250219 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Claude claude-3-7-sonnet-20250219 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Claude claude-opus-4-7 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Claude claude-3-7-sonnet-20250219 reach end of life?
Claude claude-3-7-sonnet-20250219 reached end of life on February 19, 2026. This version is no longer receiving security patches.
Is Claude claude-3-7-sonnet-20250219 still supported?
No. Claude claude-3-7-sonnet-20250219 reached end of life on February 19, 2026 and is no longer receiving security patches.
What should I upgrade to from Claude claude-3-7-sonnet-20250219?
The recommended upgrade from Claude claude-3-7-sonnet-20250219 is
Claude claude-opus-4-7 — the latest actively supported version. Check the
Claude full timeline for all supported versions.
What are the security risks of running Claude claude-3-7-sonnet-20250219 past EOL?
When Claude claude-3-7-sonnet-20250219 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL Claude should migrate immediately or implement compensating controls.