CVE-2020-35933: XSS

Published Jan 1, 2021
·
Updated

A Reflected Authenticated Cross-Site Scripting (XSS) vulnerability in the Newsletter plugin before 6.8.2 for WordPress allows remote attackers to trick a victim into submitting a tnpcrender AJAX request containing either JavaScript in an options parameter, or a base64-encoded JSON string containing JavaScript in the encodedoptions parameter.

Affected Software

1 affected component
Thenewsletterplugin Newsletter Wordpress<6.8.2

Event History

Jan 1, 2021
CVE Published
via MITRE·01:24 AM
Data Sourced
via MITRE·01:24 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2020-35933?

The severity of CVE-2020-35933 is medium with a CVSSv3 score of 6.5.

2

Which software versions are affected by CVE-2020-35933?

The Newsletter plugin before version 6.8.2 for WordPress is affected by CVE-2020-35933.

3

What is the vulnerability type of CVE-2020-35933?

CVE-2020-35933 is a Reflected Authenticated Cross-Site Scripting (XSS) vulnerability.

4

How can remote attackers exploit CVE-2020-35933?

Remote attackers can exploit CVE-2020-35933 by tricking a victim into submitting a tnpc_render AJAX request containing either JavaScript in an options parameter, or a base64-encoded JSON string.

5

Is there a fix available for CVE-2020-35933?

Yes, the fix for CVE-2020-35933 is to update to version 6.8.2 or newer of the Newsletter plugin for WordPress.

Contact

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