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CVE-2021-3313

MEDIUM

5.4

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.

CVE Details

CVSS v3.1 Score5.4

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionREQUIRED

Published5/20/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

plone:plone

Weaknesses (CWE)

CWE-79

References

http://www.openwall.com/lists/oss-security/2021/05/22/1(cve@mitre.org)

https://plone.org/download/releases/5.2.3(cve@mitre.org)

https://plone.org/security/hotfix/20210518(cve@mitre.org)

https://www.compass-security.com/fileadmin/Research/Advisories/2021-07_CSNC-2021-013_XSS_in_Plone_CMS.txt(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2021/05/22/1(af854a3a-2127-422b-91ae-364da2661108)

https://plone.org/download/releases/5.2.3(af854a3a-2127-422b-91ae-364da2661108)

https://plone.org/security/hotfix/20210518(af854a3a-2127-422b-91ae-364da2661108)

https://www.compass-security.com/fileadmin/Research/Advisories/2021-07_CSNC-2021-013_XSS_in_Plone_CMS.txt(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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