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CVE Vulnerability Details :
CVE-2025-49871
PUBLISHED
More InfoOfficial Page
Assigner-Patchstack
Assigner Org ID-21595511-bba5-4825-b968-b78d1f9984a3
View Known Exploited Vulnerability (KEV) details
Published At-17 Jun, 2025 | 15:01
Updated At-20 Jun, 2025 | 13:13
Rejected At-
▼CVE Numbering Authority (CNA)
WordPress Noptin plugin <= 3.8.7 - Cross Site Scripting (XSS) Vulnerability

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brian Mutende Noptin allows Stored XSS. This issue affects Noptin: from n/a through 3.8.7.

Affected Products
Vendor
Brian Mutende
Product
Noptin
Collection URL
https://wordpress.org/plugins
Package Name
newsletter-optin-box
Default Status
unaffected
Versions
Affected
  • From n/a through 3.8.7 (custom)
    • -> unaffectedfrom4.0.0
Problem Types
TypeCWE IDDescription
CWECWE-79CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Type: CWE
CWE ID: CWE-79
Description: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Metrics
VersionBase scoreBase severityVector
3.15.9MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-592CAPEC-592 Stored XSS
CAPEC ID: CAPEC-592
Description: CAPEC-592 Stored XSS
Solutions

Update the WordPress Noptin plugin to the latest available version (at least 4.0.0).

Configurations
Workarounds
Exploits
Credits
finder
kmaron1n (Patchstack Alliance)
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://patchstack.com/database/wordpress/plugin/newsletter-optin-box/vulnerability/wordpress-noptin-plugin-3-8-7-cross-site-scripting-xss-vulnerability?_s_id=cve
vdb-entry
Hyperlink: https://patchstack.com/database/wordpress/plugin/newsletter-optin-box/vulnerability/wordpress-noptin-plugin-3-8-7-cross-site-scripting-xss-vulnerability?_s_id=cve
Resource:
vdb-entry
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found