CVE-2026-55807 Drupal core - Moderately critical - Server-side request forgery - SA-CORE-2026-008
An attacker can exploit a Server-Side Request Forgery vulnerability in Drupal core to access internal resources or bypass security controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-55807?
CVE-2026-55807 is a low-severity server-side request forgery vulnerability in Drupal Drupal, published on 10 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Server-Side Request Forgery (SSRF) vulnerability in Drupal Drupal core allows Server Side Request Forgery. 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.*.
Weakness: CWE-918
Which versions are affected by CVE-2026-55807?
2 open source packages ship an affected version, including drupal and drupal/core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
drupal Bitnami | All versions | 10.5.12, 10.6.11, 11.2.14, 11.3.12 |
drupal/core Packagist | All versions | 10.5.12, 10.6.11, 11.2.14, 11.3.12, 11.1.0, 11.2.0 |
Products include Drupal Drupal.
How do I fix CVE-2026-55807?
Upgrade drupal to a fixed version for your release line: 10.5.12, 10.6.11, 11.2.14 or 11.3.12.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-55807 being exploited?
There is no known exploitation of CVE-2026-55807 in the wild and no public exploit code.
Other vulnerabilities in Drupal Drupal
Sources
Also known as BIT-drupal-2026-55807, DRUPAL-CORE-2026-008, GHSA-qrwq-jwq3-8cc8, MINI-697g-rq49-pxg5, MINI-cx55-8hhm-gmpx.