Live › vulnerability › CVE-2026-87939
Go to dashboardThe Drupal Feed Block module lets input be stored and later rendered on a page without proper escaping. An attacker who can submit that input can run script in the browser of anyone who views the page.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Sites running Drupal with the Feed Block module in versions 0.0.0 to 2.0.2 or 3.0.0 to 3.0.2. Exposure depends on who can enter the content that the block stores and renders, which the sources do not describe. Sites without the module can skip it.
No product ranges from the sources yet.
drush pm:list --filter=feed_block or in the Drupal admin under Extend.2.0.2 on the 2.x line or newer than 3.0.2 on the 3.x line; the sources do not name the exact fixed version.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Feed Block allows Stored XSS. This issue affects Feed Block versions: from 0.0.0 to 2.0.2, from 3.0.0 to 3.0.2.
This page as .md · .json · in your agent: get_signal("CVE-2026-87939")
NVD data is provided by NIST and is public domain · EPSS scores by FIRST, used with attribution. Posts quoted belong to their authors.