IBM Semeru Runtime 27 End of Life Date
IBM Semeru Runtime 27 end-of-life date, support status, and CVE risk. Data reconciled from official vendor documentation and endoflife.date at every build; the source of each date is on the product page.
IBM Semeru Runtime 27 was released on September 16, 2026 and support is scheduled to end on March 31, 2027 — a planned supported lifespan of 7 months, shorter than the 5 years median for IBM Semeru Runtime releases. It is not an LTS release; IBM Semeru Runtime reserves longer patch windows for its LTS versions. Its most recent patch is 27.0.0.0, published September 16, 2026.
| Version | Latest | EOL Date | Status |
|---|---|---|---|
| 8 LTS | 8.0.504.0 | Dec 31, 2030 | Active |
| 11 LTS | 11.0.32.10 | Oct 31, 2027 | Active |
| 17 LTS | 17.0.20.10 | Oct 31, 2027 | Active |
| 21 LTS | 21.0.10+7.1 | Dec 31, 2029 | Active |
| 22 | 22.0.2+9 | Sep 18, 2024 | EOL |
| 23 | 23.0.2+7 | Mar 31, 2025 | EOL |
| 24 | 24.0.2+12 | Sep 25, 2025 | EOL |
| 25 LTS | 25.0.4.10 | Sep 30, 2030 | Active |
What does IBM Semeru Runtime 27 end of life mean?
When IBM Semeru Runtime 27 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 IBM Semeru Runtime 27 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to IBM Semeru Runtime 27 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.