Open Redirect in Drupal Core

Publication date: 2026-07-10

Last updated on: 2026-07-10

Assigner: Drupal.org

Description

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Drupal Drupal core allows Content Spoofing. 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.*.

CVSS Scores

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Meta Information

Published

2026-07-10

Last Modified

2026-07-10

Generated

2026-07-11

AI Q&A

2026-07-11

EPSS Evaluated

N/A

NVD

CVE-2026-55806

EUVD

EUVD-2026-43083

Affected Vendors & Products

Vendor	Product	Version / Range
drupal	drupal_core	From 0.0.0 (inc) to 10.5.12 (inc)
drupal	drupal_core	From 10.6.0 (inc) to 10.6.11 (inc)
drupal	drupal_core	From 11.2.0 (inc) to 11.2.14 (inc)
drupal	drupal_core	From 11.3.0 (inc) to 11.3.12 (inc)
drupal	drupal_core	From 0.0.0 (inc) to 11.0.* (inc)
drupal	drupal_core	From 0.0.0 (inc) to 11.1.* (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-601	The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.

Attack-Flow Graph

Executive Summary

This vulnerability is an Open Redirect issue in Drupal core, which allows URL redirection to untrusted sites. It can lead to content spoofing, where users might be tricked into believing they are interacting with a trusted site while being redirected to a malicious one.

Impact Analysis

The vulnerability can impact you by enabling attackers to redirect users to malicious websites, potentially leading to phishing attacks or other malicious activities. It can also cause content spoofing, which undermines user trust and the integrity of the website.

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