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Plone CVE-2021-33508

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2021-05-21 cve@mitre.org
5.4
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
May 21, 2021 - 22:15 nvd
MEDIUM 5.4

DescriptionNVD

Plone through 5.2.4 allows XSS via a full name that is mishandled during rendering of the ownership tab of a content item.

AnalysisAI

Plone through 5.2.4 allows XSS via a full name that is mishandled during rendering of the ownership tab of a content item. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, 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. Plone through 5.2.4 allows XSS via a full name that is mishandled during rendering of the ownership tab of a content item. Affected products include: Plone. Version information: through 5.2.4.

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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CVE-2021-33508 vulnerability details – vuln.today

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