---
id: CVE-2026-107864
title: >-
  Improper Neutralization of Input During Web Page Generation ('Cross-site
  Scripting') vulnerability in Igor Funa Ad Inserter ad-inserter allows Stored
  XSS.This issue affects Ad Inserter: from n/a through 2.8.18.
summary: >-
  Improper Neutralization of Input During Web Page Generation ('Cross-site
  Scripting') vulnerability in Igor Funa Ad Inserter ad-inserter allows Stored
  XSS.This issue affects Ad Inserter: from n/a through 2.8.18.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'
cwe:
  - CWE-79
published: '2026-10-12'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T13:28:15.717'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-107864'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/ad-inserter/vulnerability/wordpress-ad-inserter-plugin-2-8-18-cross-site-scripting-xss-vulnerability-2?_s_id=cve
    label: audit@patchstack.com
tags:
  - nvd
  - cve.org
epss: 0.00129
epssPercentile: 0.02562
ingestedAt: '2026-10-12T14:50:34.100Z'
vendor: Igor Funa
product: ad-inserter
affected:
  - ad-inserter <= 2.8.18
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-12T11:30:51.334257Z'
---

## Overview

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Igor Funa Ad Inserter ad-inserter allows Stored XSS.This issue affects Ad Inserter: from n/a through 2.8.18.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.