WordPress Noptin Plugin <= 1.9.5 is vulnerable to CSV Injection

6.1 CVSS

Vulnerability Description

Improper Neutralization of Formula Elements in a CSV File vulnerability in Noptin Newsletter Simple Newsletter Plugin – Noptin.This issue affects Simple Newsletter Plugin – Noptin: from n/a through 1.9.5.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Mika (Patchstack Alliance)

References

https://patchstack.com/database/vulnerability/newsletter-optin-box/wordpress-simple-newsletter-plugin-noptin-plugin-1-9-5-unauth-csv-injection-vulnerability?_s_id=cve

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CVE-2024-37456

WordPress Simple Newsletter Plugin – Noptin plugin <= 3.4.2 - Broken Access Control vulnerability

Medium 5.3

Affected Vendor

Noptin Newsletter

View all reports →

Affected Software

Simple Newsletter Plugin – Noptin

Vulnerable Versions:

Unknown

Timeline

Official Publish: November 7th, 2023

Last Modified: April 28th, 2026

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N

Weaknesses (CWE)

CWE-1236

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.