OpenSSL 4.0 end of life
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There are 238 days until OpenSSL 4.0 end of life, on Friday, 14 May 2027.
OpenSSL 4.0 reaches end of life on May 14, 2027: upstream support ends and no further security fixes are expected. It was released on April 14, 2026.
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- Worldwide
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Last verified Sep 18, 2026
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