Apache Cassandra End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Apache Cassandra versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 3.0 | 3.0.32 | Nov 9, 2015 | Sep 5, 2024 | 676 days past EOL | EOL |
| 3.11 | 3.11.19 | Jun 23, 2017 | Sep 5, 2024 | 676 days past EOL | EOL |
| 4.0 | 4.0.20 | Jul 26, 2021 | TBD | Supported | Active |
| 4.1 | 4.1.11 | Dec 13, 2022 | TBD | Supported | Active |
| 5.0 | 5.0.8 | Sep 5, 2024 | TBD | Supported | Active |
What does Apache Cassandra end of life mean for your organization?
When a version of Apache Cassandra reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL Apache Cassandra should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL Apache Cassandra versions. This is a bridge, not a permanent solution — plan your migration in parallel.
Apache Cassandra has 2 versions past end of life — security patches have stopped, but CVE disclosures haven't. Tell us what you run and we'll match you with a vetted extended-support provider within 1 business day. Free, no obligation.
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