CVE-2026-57394

HIGH 7.1

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

CVSS Score

7.1

EPSS Score

0.3%

EPSS Percentile

16th

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.

CWE	CWE-79
Vendor	tribulant software
Product	newsletters
Published	Jul 13, 2026
Last Updated	Jul 13, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Tribulant Software / Newsletters

0 ≤ 4.14

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

dutafi | Patchstack Bug Bounty Program