CVE-2026-57394 PUBLISHED

WordPress Newsletters plugin <= 4.14 - Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 24.06.2026 Published: 13.07.2026 Updated: 13.07.2026

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tribulant Software Newsletters newsletters-lite allows Reflected XSS.This issue affects Newsletters: from n/a through <= 4.14.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 7.1

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

CVSS 3.1

Product Status

Vendor	Tribulant Software
Product	Newsletters
Versions	Default: unaffected affected from 0 to 4.14 (incl.)

Credits

dutafi | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/Wordpress/Plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-14-cross-site-scripting-xss-vulnerability?_s_id=cve

Problem Types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

Reflected XSS