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CVE-2021-33512

5.4 mediumEPSS 0.7%

Medium (5.4) in plone plone. EPSS 0.7% chance of exploitation in the next 30 days. Fixed in plone 5.2.5.

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

Severity

CVSS 3.1

5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-hm2h-f456-6j88PyPIplone<=5.2.4no fix published
PYSEC-2021-84PyPIplone<5.2.55.2.5

References

Check your stackJSON