CVE-2026-116863 PUBLISHED

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

Assigner: Patchstack
Reserved: 27.10.2026 Published: 27.10.2026 Updated: 27.10.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS Score: 9.6

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	Required	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Tribulant Software
Product	Newsletters
Versions	Default: unaffected affected from 0 to 4.18.2 (incl.)

Credits

wackydawg | Patchstack Bug Bounty Program finder

References

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

Problem Types

Cross-Site Request Forgery (CSRF) CWE

Impacts

Cross Site Request Forgery