SA-CORE-2026-008: Critical severity Drupal Drupal vulnerability

Published Jun 17, 2026
·
Updated

The Media module comes with support for oEmbed. The oEmbed specification contains two discovery mechanisms, via providers.json and via URL discovery. The URL discovery code could be leveraged to trick Drupal into making server-side requests to any URL.

Credit

Hamed Kohi (0xhamy), assaf alassaf (ama62), Albert Skibinski (askibinski), Jon Minder (ayalon), Lautaro Casanova (betah4k), Gabe Sullice (gabesullice), John Morahan (john morahan), Michael Winser (michaelwinser), nbanderson, offensive-ai, Francesco Placella (plach), quynh ho (qquynh), Himanshu Anand (unknownhad)

Affected Software

1 affected componentFixes available
Drupal Drupal<11.3.12, <11.2.14, <10.6.11, <10.5.12
11.3.1211.2.1410.6.1110.5.12

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 11.3.12Fixed in 11.2.14Fixed in 10.6.11Fixed in 10.5.12
  2. Upgrade

    Upgrade Drupal (Media module) to a version that resolves this vulnerability.

    Fixed in 11.3.12
  3. Upgrade

    Upgrade Drupal (Media module) to a version that resolves this vulnerability.

    Fixed in 11.2.14
  4. Upgrade

    Upgrade Drupal (Media module) to a version that resolves this vulnerability.

    Fixed in 10.6.11
  5. Upgrade

    Upgrade Drupal (Media module) to a version that resolves this vulnerability.

    Fixed in 10.5.12

Event History

Jun 17, 2026
Advisory Published
via Drupal·12:00 AM
Data Sourced
via Drupal·12:00 AM
DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of SA-CORE-2026-008?

The severity of SA-CORE-2026-008 is critical with a CVSS score of 9.

2

How do I fix SA-CORE-2026-008?

To fix SA-CORE-2026-008, update your Drupal installation to the latest version that includes the security patch.

3

What is the impact of SA-CORE-2026-008?

The impact of SA-CORE-2026-008 allows an attacker to exploit server-side requests to any URL, potentially leading to sensitive data exposure.

4

Which versions of Drupal are affected by SA-CORE-2026-008?

SA-CORE-2026-008 affects all versions of Drupal containing the Media module that supports oEmbed.

5

When was SA-CORE-2026-008 published?

SA-CORE-2026-008 was published on June 17, 2026.

Company

Resources

Contact

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