CVE-2021-24153

A Stored Cross-Site Scripting vulnerability was discovered in the Yoast SEO WordPress plugin before 3.4.1, which had built-in blacklist filters which were blacklisting Parenthesis as well as several functions such as alert but bypasses were found.

CVSS v3 5.4 MEDIUM
CVSS v2.0 3.5 LOW

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

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://packetstormsecurity.com/files/138192/	Exploit Third Party Advisory VDB Entry
https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo	Third Party Advisory
https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:yoast:yoast_seo:*:*:*:*:*:wordpress:*:*

History

No history.

Information

Published : 2021-04-05 19:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-24153

Mitre link : CVE-2021-24153

CVE.ORG link : CVE-2021-24153

JSON object : View

Products Affected

yoast

yoast_seo

CWE

CWE-79

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

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