Plone: remote code execution

Plone

Plone fixes a remote code execution vulnerability in all supported versions: 6.0, 6.1, and 6.2.

Do this now

Check Plone's advisory for the fix and restrict access to Plone sites meanwhile.

First seen: 11 Nov 2026
Last update: 11 Nov 2026, 04:17 UTC
Source: news

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## Plone: remote code execution
Severity: unknown. Patch status: fix status unknown.
Affected: Plone

Plone fixes a remote code execution vulnerability in all supported versions: 6.0, 6.1, and 6.2.

## Steps
1. Search the repo, its CI and infra config for Plone. If present, report the version in use and whether it's affected.
2. No source names a fix yet; check the vendor advisory. Until one ships: restrict network access to it.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://seclists.org/oss-sec/2026/q4/650
https://pwned.coffee/i/plone-remote-code-execution

Timeline

11 Nov 2026, 04:17 UTC
Fix status: patched → unknown.
11 Nov 2026
First reported.

Receipt

Exploitation: No known exploitation
Score: No CVSS published yet: severity unknown.
Last checked: 13 Nov 2026, 16:26 UTC

Sources: KEV – CVE record – Vendor –

Sources

seclists.org: Plone security fix 20261110: remote code execution

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