Synced 17 Jun 2026 22:27 UTC Account

Is Plone 4.3.20 patched?

Plone · cycle 4.3 · end of life · Official site ↗
4.3.2020/100End of life

Current stable (6.2.0): 100/100

Health score20/100
Open issues20
Exploited now0
Cycle 4.3 EOL2022-12-12
Latest release6.2.0

Summary iPlain-English security status for Plone 4.3.20, built from its CVEs, active-exploitation data, end-of-life date and latest release.

Plone 4.3.20 is part of the 4.3 release line. 20 known vulnerabilities affect it. The 4.3 line reached end-of-life on 2022-12-12, so it no longer receives security patches. The latest supported Plone release is 6.2.0.

Known issues affecting 4.3.20

Exploited first, then by exploitation probability.

CVE-2020-7941 CRITICAL EPSS 2% → see advisory CVE-2021-33509 CRITICAL EPSS 2% → see advisory CVE-2021-32633 MEDIUM EPSS 2% → see advisory CVE-2021-21336 MEDIUM EPSS 2% → see advisory CVE-2020-7940 HIGH EPSS 1% → see advisory CVE-2020-7939 HIGH EPSS 1% → see advisory CVE-2021-33511 HIGH EPSS 1% → see advisory CVE-2020-28734 HIGH EPSS 1% → fixed in 5.2.3 CVE-2020-28735 HIGH EPSS 1% → fixed in 5.2.3 CVE-2020-28736 HIGH EPSS 1% → fixed in 5.2.3 CVE-2021-33926 HIGH EPSS 1% → see advisory CVE-2021-33510 MEDIUM EPSS 1% → see advisory CVE-2021-3313 MEDIUM EPSS 1% → fixed in 5.2.4 CVE-2020-7936 MEDIUM EPSS 1% → see advisory CVE-2021-33507 MEDIUM EPSS 1% → see advisory CVE-2021-33512 MEDIUM EPSS 1% → see advisory CVE-2021-33513 MEDIUM EPSS 1% → see advisory CVE-2021-33508 MEDIUM EPSS 1% → see advisory CVE-2017-1000482 MEDIUM EPSS 1% → see advisory CVE-2024-0669 MEDIUM EPSS 0% → fixed in 6.0.7

Other Plone versions

Check another release line of Plone.

Plone 6.2.0Plone 6.1.4Plone 6.0.15Plone 5.2.15Plone 5.1.7Plone 5.0.10

Frequently asked

Is Plone 4.3.20 patched?

Plone 4.3.20 is end-of-life and no longer receives security patches. Move to 6.2.0.

When does Plone 4.3 reach end-of-life?

Plone 4.3 reached end-of-life on 2022-12-12 and no longer receives security patches.

What is the latest version of Plone?

The latest supported Plone release is 6.2.0.

Is Plone 4.3.20 still receiving security updates?

No — Plone 4.3.20 is on the 4.3 line, which reached end-of-life on 2022-12-12 and no longer receives security updates. Upgrade to 6.2.0 or later to stay supported.

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 ↗