CVE-2021-33512

MEDIUM

Plone < 5.2.4 - Stored Cross-Site Scripting via SVG/HTML File Upload

Title source: llm

Plone through 5.2.4 allows stored XSS attacks (by a Contributor) by uploading an SVG or HTML document.

Core 2

Core References

Vendor Advisory x_refsource_misc

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

CVSS v3 5.4

EPSS 0.0069

EPSS Percentile 48.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CWE

CWE-79

Status published

Products (2)

plone/plone < 5.2.4

pypi/Plone 0PyPI

Published May 21, 2021

Tracked Since Feb 18, 2026