---
id: CVE-2026-55808
title: >-
  Improper Neutralization of Input During Web Page Generation ("Cross-site
  Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting
  (XSS)
summary: >-
  Improper Neutralization of Input During Web Page Generation ("Cross-site
  Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting
  (XSS). This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from
  10.6.0 to 10…
severity: none
cwe:
  - CWE-79
published: '2026-07-10'
updated: '2026-07-10'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-55808'
references:
  - url: 'https://www.drupal.org/sa-core-2026-009'
    label: mlhess@drupal.org
tags:
  - nvd
epss: 0.00273
epssPercentile: 0.17537
ingestedAt: '2026-07-11T22:16:00.639Z'
---

## Overview

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*.

## Remediation

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