plone.app.portlets vulnerable to denial of service via RSS feed portlet

Date Aug 28, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product PyPI ยท plone.app.portlets
CVE CVE-2026-55248
High-risk advisory CVE-2026-55248

Summary

plone.app.portlets vulnerable to denial of service via RSS feed portlet

Why it matters

GitHub has published a reviewed security advisory for plone.app.portlets. Prioritize it with other application dependency updates.

Operator check

Check whether plone.app.portlets is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.