concrete cms end of life dates — full support timeline
3 of 4 tracked concrete cms releases have already reached end of life. The dates below are published support dates, not estimates.
Version support timeline
| Release | Released | End of life | Latest | Status |
|---|---|---|---|---|
| 9 | 2021-10-29 | not announced | 9.5.2 | supported |
| 8 | 2016-12-01 | 2025-08-05 | 8.5.21 | ended |
| 5.7 | 2014-09-12 | 2019-10-23 | 5.7.5.13 | ended |
| 5.6 | 2012-08-26 | 2019-02-26 | 5.6.4.0 | ended |
Who is affected
Anyone running an unsupported concrete cms release. After end of life a version stops receiving security patches, which typically becomes an audit or compliance finding before it becomes an outage. Upgrading to a supported release is the migration path; the table above shows which releases still qualify.
Source
These dates are maintained by endoflife.date/concrete-cms, an open community dataset that cites vendor announcements. Verify against the vendor before making a compliance decision.
Get told before the next concrete cms deadline
You are reading this because a concrete cms release is losing support. The next one will arrive the same way — quietly, months before an auditor finds it. A free weekly email lists every concrete cms and related deadline as it is announced, with exact dates and primary sources.
Watch concrete cms deadlines Team monitoring pilot →
Takes about twenty seconds. No account, no card, no tracking.