Plone
CVE-2021-33507
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
Zope Products.CMFCore before 2.5.1 and Products.PluggableAuthService before 2.6.2, as used in Plone through 5.2.4 and other products, allow Reflected XSS.
AnalysisAI
Zope Products.CMFCore before 2.5.1 and Products.PluggableAuthService before 2.6.2, as used in Plone through 5.2.4 and other products, allow Reflected XSS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Zope Products.CMFCore before 2.5.1 and Products.PluggableAuthService before 2.6.2, as used in Plone through 5.2.4 and other products, allow Reflected XSS. Affected products include: Plone, Zope. Version information: before 2.5.1.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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Zope is an open-source web application server. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitabl
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Multiple cross-site scripting (XSS) vulnerabilities in the ZMI page in Zope2 in Plone CMS 5.x through 5.0.6, 4.x through
Cross-site scripting (XSS) vulnerability in an unspecified page template in Plone CMS 5.x through 5.0.6, 4.x through 4.3
Cross-site scripting (XSS) vulnerability in the URL checking infrastructure in Plone CMS 5.x through 5.0.6, 4.x through
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The official plone Docker images before version of 4.3.18-alpine (Alpine specific) contain a blank password for a root u
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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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