rtpengine End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all rtpengine versions. Data from endoflife.date, checked against the vendor's own lifecycle pages where we have read them (share on /accuracy). Updated at every deploy.
rtpengine 26.3 is supported until January 30, 2027, its end-of-support date. It is also the next rtpengine version to reach end of life. 23 of 27 tracked rtpengine versions are past end of life; the most recent to reach it, 26.2, did so on October 31, 2026. The full rtpengine lifecycle, with every version's release and end-of-support date, is in the table below.
Running an EOL version? Get matched with support options — free ↓| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 8.5 | 8.5.12.2 | Jul 31, 2020 | Dec 8, 2023 | 1065 days past EOL | EOL |
| 9.5 | 9.5.9.1 | Jul 2, 2021 | Sep 6, 2024 | 792 days past EOL | EOL |
| 10.5 LTS | 10.5.9.1 | Jul 8, 2022 | Sep 5, 2025 | 428 days past EOL | EOL |
| 11.0 | 11.0.1.7 | Sep 2, 2022 | Oct 28, 2022 | 1471 days past EOL | EOL |
| 11.1 | 11.1.1.12 | Oct 28, 2022 | Feb 17, 2023 | 1359 days past EOL | EOL |
| 11.2 | 11.2.1.12 | Feb 17, 2023 | Apr 14, 2023 | 1303 days past EOL | EOL |
| 11.3 | 11.3.1.15 | Apr 14, 2023 | Jul 21, 2023 | 1205 days past EOL | EOL |
| 11.4 | 11.4.1.8 | Jul 21, 2023 | Sep 8, 2023 | 1156 days past EOL | EOL |
| 11.5 LTS | 11.5.1.53 | Sep 22, 2023 | Sep 11, 2026 | 57 days past EOL | EOL |
| 12.0 | 12.0.1.5 | Nov 3, 2023 | Dec 22, 2023 | 1051 days past EOL | EOL |
| 12.1 | 12.1.1.7 | Dec 22, 2023 | Feb 9, 2024 | 1002 days past EOL | EOL |
| 12.2 | 12.2.1.5 | Feb 9, 2024 | Apr 5, 2024 | 946 days past EOL | EOL |
| 12.3 | 12.3.1.6 | Apr 5, 2024 | May 31, 2024 | 890 days past EOL | EOL |
| 12.4 | 12.4.1.11 | May 31, 2024 | Sep 20, 2024 | 778 days past EOL | EOL |
| 12.5 LTS | 12.5.1.56 | Sep 20, 2024 | Sep 24, 2027 | 321 days remaining | Active |
| 13.0 | 13.0.1.10 | Nov 8, 2024 | Dec 20, 2024 | 687 days past EOL | EOL |
| 13.1 | 13.1.1.16 | Dec 20, 2024 | Feb 21, 2025 | 624 days past EOL | EOL |
| 13.2 | 13.2.1.16 | Feb 21, 2025 | May 14, 2025 | 542 days past EOL | EOL |
| 13.3 | 13.3.1.16 | May 14, 2025 | Jun 27, 2025 | 498 days past EOL | EOL |
| 13.4 | 13.4.1.10 | Jun 27, 2025 | Sep 26, 2025 | 407 days past EOL | EOL |
| 13.5 LTS | 13.5.1.31 | Sep 26, 2025 | Sep 28, 2028 | 691 days remaining | Active |
| 14.0 | 14.0.1.11 | Dec 17, 2025 | Feb 28, 2026 | 252 days past EOL | EOL |
| 14.1 | 14.1.1.21 | Feb 28, 2026 | May 1, 2026 | 190 days past EOL | EOL |
| 26.0 LTS | 26.0.1.28 | May 1, 2026 | May 1, 2029 | 906 days remaining | Active |
| 26.1 | 26.1.1.11 | Jun 30, 2026 | Aug 31, 2026 | 68 days past EOL | EOL |
| 26.2 | 26.2.1.6 | Aug 31, 2026 | Oct 31, 2026 | 7 days past EOL | EOL |
| 26.3 | 26.3.1.3 | Oct 31, 2026 | Jan 30, 2027 | 84 days remaining | Warning |
[](https://endoflife.ai/rtpengine)
rtpengine lifecycle status — the real story
rtpengine publishes no support-duration policy; fixes land on the current release branches. The dates above are derived from release activity, not a vendor commitment.
rtpengine release and support pattern
Across the 27 release lines with a published release date, rtpengine has shipped a new line roughly every 2 months (median interval). A line typically stays supported for about 2 months from its release to its end-of-life date. 5 of the 27 tracked lines are designated long-term support, which is where the longer windows sit.
Of the 27 release lines tracked, 23 are past end of life and 4 are still within support. The newest line, 26.3, was released October 31, 2026. The next scheduled end of life is 26.3 on January 30, 2027 — 83 days from this build. The longest-supported line currently published is 26.0, to May 1, 2029.
Computed from the tracked release data at every build — the figures above are the dates in the table, restated, not an editorial estimate.
What does rtpengine end of life mean for your organization?
When a version of rtpengine 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: A CVE-based scan does not show the accumulation of unpatched vulnerabilities in EOL software. Some scanners flag unsupported versions of common products, but coverage varies, and none of them give you the date in advance. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no vendor patch is coming. This is one of the most dangerous gaps in enterprise security posture.
Organizations running EOL rtpengine 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.
Your options when rtpengine reaches end of life
There are four realistic paths. Which one is right depends far more on how long the system needs to keep running than on the version you are on today.
| Option | Best when | Watch out for |
|---|---|---|
| Move to a supported version | The system will outlive the current version's support window and you can schedule the work | Budget for compatibility testing, not just the upgrade itself — that is where the real cost sits |
| Replace the component | The project is unmaintained, or a better-supported alternative exists | The replacement has its own lifecycle and its own end-of-life date — you are changing vendors, not escaping the problem |
| Buy extended support | Migration is genuinely underway but cannot finish before the deadline, or the workload is frozen by certification or a third-party application | A bridge, not a destination — every year purchased is a year the migration still has to happen |
| Document accepted risk | The system is isolated, short-lived, or scheduled for retirement | Only defensible with real compensating controls and a written decision — auditors treat undocumented end-of-life software as a finding |
How to choose, in one question: how many more years does this system need to run? Under a year, extended support (where it exists) is usually cheaper than an emergency migration. One to three years, migrate — support purchased repeatedly costs more than doing the project once, and the project only gets harder as the version ages. Indefinitely, migrate now and plan the next migration before it surprises you.
Worth saying plainly, because vendors selling extended support rarely will: extended support is often the more expensive choice over a multi-year horizon. It is the right answer when a deadline is genuinely unreachable, not as a default. Compare the annual fee against the one-time cost of migrating before committing to either.
Formalizing decisions like this across your estate? Our free EOL policy template is a ready-to-adopt policy with risk tiers, remediation SLAs, and audit mapping — no signup, free to use and share.
Extended Support Options
If you cannot migrate immediately, check whether the vendor or a third party sells extended support with security patches for your rtpengine version; coverage varies by product and version. Where it exists it is a bridge, not a permanent solution — plan your migration in parallel.
rtpengine has 23 versions past end of life — security patches have stopped, but CVE disclosures haven't. Extended support past the official date exists for many products in this position — whether it exists for rtpengine is exactly what we check. Tell us where to reach you and we'll reply with matched options and pricing guidance — or an honest "no vendor covers this."