Summary iPlain-English security verdict for Plone, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Plone currently scores 100/100 — healthy. No tracked vulnerabilities are currently known to be exploited in the wild. The latest supported release is 6.2.0. It's on the latest patch with no significant known issues — keep it current.
Disclosure trend iNew CVEs published for Plone each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
Most urgent first — actively exploited, then likeliest to be exploited.
CVE-2011-3587 HIGH EPSS 79% → see advisory CVE-2020-7941 CRITICAL EPSS 2% → see advisory CVE-2020-35190 CRITICAL Missing authentication EPSS 2% → fixed in 4.3.18-alpine CVE-2021-33509 CRITICAL Incorrect permission assignment EPSS 2% → see advisoryGet alerted about Plone
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Versions & lifecycle iWhen each release line stops receiving security patches (end-of-life). After EOL there are no more fixes — plan upgrades before these dates.
How long each Plone release line is supported — and when it sunsets. Select a line for its full report.
Full Plone end-of-life dates & support timeline →
6.2 latest 6.2.0 Supported until 2027-12-316.2.0 → 6.1 latest 6.1.4 Supported until 2027-12-316.1.4 → 6.0 latest 6.0.15 Supported until 2027-12-316.0.15 → 5.2 latest 5.2.15 End of life ended 2024-10-315.2.15 → 5.1 latest 5.1.7 End of life ended 2022-12-125.1.7 → 5.0 latest 5.0.10 End of life ended 2022-12-125.0.10 → 4.3 latest 4.3.20 End of life ended 2022-12-124.3.20 → See all upcoming end-of-life dates →Frequently asked
Is Plone safe and patched?
Plone currently scores 100/100 — healthy. No tracked vulnerabilities are currently known to be exploited in the wild. The latest supported release is 6.2.0. It's on the latest patch with no significant known issues — keep it current.
What should I do about Plone now?
Upgrade Plone to the latest supported release (6.2.0) or later and apply available security updates, then confirm against Plone's official advisory.
When does Plone reach end-of-life?
The latest supported Plone release is 6.2.0. After end-of-life a release no longer receives security patches.
Which versions of Plone are still receiving security updates?
Supported Plone release lines (latest 6.2.0): 6.2, 6.1, 6.0. End-of-life releases no longer receive security patches.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Plone's official advisory before you patch or upgrade — Plone official site ↗