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NVD Vulnerability Details :
CVE-2021-36833
Analyzed
More InfoOfficial Page
Source-audit@patchstack.com
View Known Exploited Vulnerability (KEV) details
Published At-20 May, 2022 | 20:15
Updated At-20 Jan, 2026 | 19:09

Authenticated (admin or higher user role) Stored Cross-Site Scripting (XSS) vulnerability in ibericode's MC4WP plugin <= 4.8.6 at WordPress.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.14.8MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Primary3.14.8MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Primary2.03.5LOW
AV:N/AC:M/Au:S/C:N/I:P/A:N
Type: Secondary
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Type: Primary
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Type: Primary
Version: 2.0
Base score: 3.5
Base severity: LOW
Vector:
AV:N/AC:M/Au:S/C:N/I:P/A:N
CPE Matches
ibericode
ibericode
>>mailchimp_for_wordpress>>Versions up to 4.8.6(inclusive)
cpe:2.3:a:ibericode:mailchimp_for_wordpress:*:*:*:*:*:wordpress:*:*
Weaknesses
CWE IDTypeSource
CWE-79Secondaryaudit@patchstack.com
CWE ID: CWE-79
Type: Secondary
Source: audit@patchstack.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://patchstack.com/database/vulnerability/mailchimp-for-wp/wordpress-mc4wp-plugin-4-8-6-authenticated-stored-cross-site-scripting-xss-vulnerabilityaudit@patchstack.com
Third Party Advisory
https://wordpress.org/plugins/mailchimp-for-wp/#developersaudit@patchstack.com
Product
https://patchstack.com/database/vulnerability/mailchimp-for-wp/wordpress-mc4wp-plugin-4-8-6-authenticated-stored-cross-site-scripting-xss-vulnerabilityaf854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://wordpress.org/plugins/mailchimp-for-wp/#developersaf854a3a-2127-422b-91ae-364da2661108
Product
Hyperlink: https://patchstack.com/database/vulnerability/mailchimp-for-wp/wordpress-mc4wp-plugin-4-8-6-authenticated-stored-cross-site-scripting-xss-vulnerability
Source: audit@patchstack.com
Resource:
Third Party Advisory
Hyperlink: https://wordpress.org/plugins/mailchimp-for-wp/#developers
Source: audit@patchstack.com
Resource:
Product
Hyperlink: https://patchstack.com/database/vulnerability/mailchimp-for-wp/wordpress-mc4wp-plugin-4-8-6-authenticated-stored-cross-site-scripting-xss-vulnerability
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory
Hyperlink: https://wordpress.org/plugins/mailchimp-for-wp/#developers
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Product
Change History
0Changes found
Details not found