cert-manager · Lifecycle Status

cert-manager End of Life (EOL) Dates & Support Timeline

Complete end-of-life dates, support windows, and security status for all cert-manager versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.

cert-manager 1.21.2 is actively supported. No versions approaching EOL in the next 6 months.

cert-manager 1.21 is supported, with no end-of-life or end-of-support date announced yet. 10 of 12 tracked cert-manager versions are past end of life; the most recent to reach it, 1.19, did so on July 8, 2026. The full cert-manager 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 ↓
Latest Active
1.21.2
1.21 series
Next EOL
None upcoming
Active Versions
2
of 12 total
EOL Versions
10
no longer patched
35 / 100
Medium Risk
EOL Risk Score™  How is this calculated? →
EOL Recency
25/40
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build. Methodology →
CPE Identifier
cpe:2.3:a:linuxfoundation:cert-manager
The Common Platform Enumeration name vulnerability scanners and CVE records use for cert-manager. Verified against the NIST CPE dictionary. Machine-readable for all products: cpe-map.json
Package URLs (purl)
pkg:golang/github.com/cert-manager/cert-manager
pkg:github/cert-manager/cert-manager
The package URL identifiers SBOM tools emit for cert-manager, so a CycloneDX or SPDX component resolves to this page by exact identifier rather than by name. Machine-readable for all products: purl-map.json; whole-SBOM checks: POST /v1/sbom or the Stack Scanner.
Release Cycle Timeline
EOL   Warning   Active   Today
Release cycle timeline 20232024202520261.101.111.121.131.141.151.161.171.181.191.201.21TODAY
10 versions of cert-manager are past end of life — security patches have stopped. Get matched with support →
All Versions
VersionLatest ReleaseRelease DateEOL DateDaysStatus
1.10 1.10.2 Oct 17, 2022 May 19, 2023 1223 days past EOL EOL
1.11 1.11.5 Jan 11, 2023 Sep 12, 2023 1107 days past EOL EOL
1.12 LTS 1.12.17 May 19, 2023 May 19, 2025 492 days past EOL EOL
1.13 1.13.6 Sep 12, 2023 Jun 5, 2024 840 days past EOL EOL
1.14 1.14.7 Jan 31, 2024 Oct 3, 2024 720 days past EOL EOL
1.15 1.15.5 Jun 5, 2024 Feb 3, 2025 597 days past EOL EOL
1.16 1.16.5 Oct 3, 2024 Jun 10, 2025 470 days past EOL EOL
1.17 1.17.4 Feb 3, 2025 Oct 7, 2025 351 days past EOL EOL
1.18 1.18.6 Jun 10, 2025 Mar 10, 2026 197 days past EOL EOL
1.19 1.19.6 Oct 7, 2025 Jul 8, 2026 77 days past EOL EOL
1.20 1.20.4 Mar 10, 2026 TBD Supported Active
1.21 1.21.2 Jul 8, 2026 TBD Supported Active
cert-manager EOL status badge Live EOL badge for your README — updates automatically at every build. [![cert-manager EOL](https://img.shields.io/endpoint?url=https%3A%2F%2Fendoflife.ai%2Fbadge%2Fcert-manager.json)](https://endoflife.ai/cert-manager)

cert-manager release and support pattern

Across the 12 release lines with a published release date, cert-manager has shipped a new line roughly every 4 months (median interval). A line typically stays supported for about 8 months from its release to its end-of-life date (measured on the 10 lines with both dates published). 1 of the 12 tracked lines is designated long-term support, which is where the longer windows sit.

Of the 12 release lines tracked, 10 are past end of life and 2 are still within support. The newest line, 1.21, was released July 8, 2026. No end-of-life date is currently published for the 2 supported lines.

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 cert-manager end of life mean for your organization?

When a version of cert-manager 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 cert-manager 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 cert-manager 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.

OptionBest whenWatch 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, extended support vendors provide continued security patches for EOL cert-manager versions. This is a bridge, not a permanent solution — plan your migration in parallel.

endoflife.ai
Get cert-manager Support Options

cert-manager has 10 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 cert-manager 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."

Free · No obligation · Independent — we track the dates, vendors don't pay for placement · Dates verified against vendor sources
Frequently Asked Questions
What is the end-of-life date for cert-manager?
See the full table above for all cert-manager version EOL dates.
When is the cert-manager support end date?
Each cert-manager version has its own support end date — see the table above for every version's date.
What is the latest supported version of cert-manager?
The latest active version of cert-manager is 1.21.2. Always verify against the table above as support windows can change.
What happens when cert-manager reaches end of life?
When cert-manager reaches end of life, the vendor stops issuing security patches. Any CVEs disclosed after the EOL date accumulate with no vendor patch path — a growing attack surface that a CVE-based scan does not show. Some scanners flag unsupported versions of common products, but coverage varies, and none of them give the date in advance.
How do I check if I'm running an EOL version of cert-manager?
Check your current version against the table above. If your version's EOL date has passed, you are running unsupported software. You can also use the endoflife.ai Stack Scanner to check your entire dependency file at once.
Is there extended support available for EOL cert-manager versions?
Some vendors offer extended support for EOL software. Contact the original vendor or check with enterprise support providers for options.

Related Products

Upstream dataset: endoflife.date API · endoflife.date · Generated at build time · How we source data →
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