CVE-2010-2422

Plone Cross-site Scripting vulnerability in PortalTransforms

4.3 MediumFix available

Cross-site scripting (XSS) vulnerability in PortalTransforms in Plone 2.1 through 3.3.4 before hotfix 20100612 allows remote attackers to inject arbitrary web script or HTML via the safe_html transform.

Exploit likelihood

1.96%Up 0.8 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2010-2422
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-2422
Updated: 2026-11-02

EUVDEUVD-2010-0013 No score

Record: EUVD-2010-0013
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qj7x-wm9q-qjx8 5.3

Plone Cross-site Scripting vulnerability in PortalTransforms

Cross-site scripting (XSS) vulnerability in PortalTransforms in Plone 2.1 through 3.3.5 before hotfix 20100612 allows remote attackers to inject arbitrary web script or HTML via the safe_html transform.

Record: GHSA-qj7x-wm9q-qjx8
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-qj7x-wm9q-qjx8 5.3

Plone Cross-site Scripting vulnerability in PortalTransforms

Record: GHSA-qj7x-wm9q-qjx8
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVPYSEC-2010-19 No score

Record: PYSEC-2010-19
Updated: 2026-11-02

Affected products

plone

Affected packages

Affected packages
Package	Affected	Fixed
`plone` PyPI	2.1 to 3.3.5	3.3.6
`plone` PyPI	2.1 up to 3.3.6, plus listed versions 3.23.2.13.2.23.2.33.2a1 Show 13 moreShow less 3.2rc13.33.3.13.3.23.3.33.3.43.3.53.3b13.3rc13.3rc23.3rc33.3rc43.3rc5	3.3.6
`plone` PyPI	before 3.3.5, plus listed versions 3.23.2.13.2.23.2.33.2a1 Show 12 moreShow less 3.2rc13.33.3.13.3.23.3.33.3.43.3b13.3rc13.3rc23.3rc33.3rc43.3rc5	3.3.5

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2010-2422 is a medium vulnerability (CVSS 4.3) in Plone, published June 23, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.96%, the 80th percentile. Fixed in plone 3.3.6.