CVE-2026-116858

MEDIUM 4.3

WordPress Forminator plugin <= 1.58.3 - Content Injection vulnerability

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in WPMU DEV Forminator forminator allows Code Injection.This issue affects Forminator: from n/a through 1.58.3.

CWE	CWE-80
Vendor	wpmu dev
Product	forminator
Published	Nov 3, 2026
Last Updated	Nov 3, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

WPMU DEV / Forminator

0 ≤ 1.58.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/forminator/vulnerability/wordpress-forminator-plugin-1-58-3-content-injection-vulnerability?_s_id=cve

Credits

Filip Kowalski | Patchstack Bug Bounty Program