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Is Ruby 2.6.10 patched?

Ruby · cycle 2.6 · end of life · Official site ↗
40/100End of life
Minimum safe version2.7.7

2.6.10 has 1 open critical-or-high vulnerability. Run 2.7.7 or later to clear it. See what 2.7.7 fixes →

Known issues affecting 2.6.10

Exploited first, then by exploitation probability.

CVE-2023-28756 MEDIUM EPSS 1% → see advisory CVE-2021-28966 HIGH EPSS 0% → fixed in 3.0.1
Last checked: Wed, 10 Jun 2026 22:18:30 UTC