7.1High

CVE-2026-110899WordPress Ninja Forms plugin <= 3.15.5 - Cross Site Scripting (XSS) vulnerability

Kevin Stover Ninja Forms Published: 2026-10-21 11:00 (25 days ago)

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kevin Stover Ninja Forms ninja-forms allows Stored XSS.This issue affects Ninja Forms: from n/a through 3.15.5.

Weakness (CWE): CWE-79

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
Kevin Stover	Ninja Forms	≤ 3.15.5

References and patches

https://patchstack.com/database/wordpress/plugin/ninja-forms/vulnerability/wordpress-ninja-forms-plugin-3-15-… vdb-entry

CVSS score

7.1High

Source: Patchstack · CVSS 3.1

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Changed
Confidentiality: Low
Integrity: Low
Availability: Low

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

All scores (2)

cna	CVSS 3.1	7.1High
audit@patchstack.com	CVSS 3.1	7.1High

EPSS (chance of exploitation in 30 days)

0.21%

higher than 12% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: no
Technical impact: partial

Timeline

ID reserved2026-10-15
Published2026-10-21 11:00
Reached IP-DB2026-10-24 23:41
Last updated2026-10-30 23:01

Assigned by (CNA): Patchstack
NVD status: Deferred

View at source: CVE.org · NVD

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