CVE-2020-35933

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 tnpc_render AJAX request containing either JavaScript in an options parameter, or a base64-encoded JSON string containing JavaScript in the encoded_options parameter.

CVSS v3 6.5 MEDIUM
CVSS v2.0 3.5 LOW

6.5^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 3.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:N/AC:M/Au:S/C:N/I:P/A:N

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/	Exploit Third Party Advisory
https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:thenewsletterplugin:newsletter:*:*:*:*:*:wordpress:*:*

History

21 Nov 2024, 05:28

Type	Values Removed	Values Added
References	~~() https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/ - Exploit, Third Party Advisory~~	() https://www.wordfence.com/blog/2020/08/newsletter-plugin-vulnerabilities-affect-over-300000-sites/ - Exploit, Third Party Advisory

18 May 2023, 15:42

Type	Values Removed	Values Added
CPE	cpe:2.3:a:tribulant:newsletter::::::wordpress::*	cpe:2.3:a:thenewsletterplugin:newsletter::::::wordpress::*

Information

Published : 2021-01-01 02:15

Updated : 2024-11-21 05:28

NVD link : CVE-2020-35933

Mitre link : CVE-2020-35933

CVE.ORG link : CVE-2020-35933

JSON object : View

Products Affected

thenewsletterplugin

newsletter

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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6.5 /10