Vulnerability · Published Aug 25, 2026 · Assigned by drupal
CVE-2026-15916Drupal core - Moderately critical - Information disclosure - SA-CORE-2026-010
Medium 4.2
In plain English
A medium-severity missing authorization in Drupal core from Drupal. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.2Medium
Exploit odds (30 days)0.2%top 90.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Missing Authorization vulnerability in Drupal Drupal core allows Forceful Browsing. This issue affects Drupal core versions: from 0.0.0 to 10.6.13, from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*, from 0.0.0 to 11.2.*.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | drupal/core | 10.6.13, 11.1.0, 11.2.0, 11.3.0, 11.3.14, 11.4.4 | DRUPAL-CORE-2026-010 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Drupal | Drupal core | 0.0.0 – before 10.6.1311.3.0 – before 11.3.1411.4.0 – before 11.4.40.0.0 – before 11.0.*0.0.0 – before 11.1.*0.0.0 – before 11.2.* |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N