CVE-2025-14904: Newsletter Email Subscribe <= 2.4 - Cross-Site Request Forgery to Plugin Settings Update

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-07 · updated 2026-10-07
Weakness: CWE-352

Description

The Newsletter Email Subscribe plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.4. This is due to incorrect nonce validation on the nels_settings_page function. This makes it possible for unauthenticated attackers to update plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

anilankola Newsletter Email Subscribe: through 2.4

References

https://plugins.trac.wordpress.org/browser/newsletter-email-subscribe/tags/2.4/newsletter-email-subscribe.php#L109
https://www.wordfence.com/threat-intel/vulnerabilities/id/00dd9a3c-a9f9-4fd2-9c93-0def42cec496?source=cve

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