CVE-2026-116863

CRITICAL 9.6

WordPress Newsletters plugin <= 4.18.2 - Cross Site Request Forgery (CSRF) vulnerability

CVSS Score

9.6

EPSS Score

0.0%

EPSS Percentile

0th

Cross-Site Request Forgery (CSRF) vulnerability in Tribulant Software Newsletters newsletters-lite allows Cross Site Request Forgery.This issue affects Newsletters: from n/a through 4.18.2.

CWE	CWE-352
Vendor	tribulant software
Product	newsletters
Published	Oct 27, 2026
Last Updated	Oct 27, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Tribulant Software / Newsletters

0 ≤ 4.18.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-18-2-cross-site-request-forgery-csrf-vulnerability?_s_id=cve

Credits

wackydawg | Patchstack Bug Bounty Program