CVE-2021-3313

State: Published
Severity: Not scored
Published: May 20, 2021
Updated: Aug 3, 2024
Reserved: Jan 26, 2021

Description

Plone CMS until version 5.2.4 has a stored Cross-Site Scripting (XSS) vulnerability in the user fullname property and the file upload functionality. The user's input data is not properly encoded when being echoed back to the user. This data can be interpreted as executable code by the browser and allows an attacker to execute JavaScript in the context of the victim's browser if the victim opens a vulnerable page containing an XSS payload.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://plone.org/download/releases/5.2.3
https://www.compass-security.com/fileadmin/Research/Advisories/2021-07_CSNC-2021-013_XSS_in_Plone_CMS.txt
https://plone.org/security/hotfix/20210518
[oss-security] 20210522 Re: Plone security hotfix 20210518mailing-list

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