CVE-2026-81158 Entity API - Moderately critical - Information disclosure - SA-CONTRIB-2026-113

Medium 5.3 Published 2 Sep 2026 Updated 2 Sep 2026

Attackers can access unauthorized data via forceful browsing due to incorrect authorization checks in the Drupal Entity API module.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2026-81158?

CVE-2026-81158 is a medium-severity missing authorization vulnerability in Drupal Entity API, published on 2 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Incorrect Authorization vulnerability in Drupal Entity API allows Forceful Browsing. This issue affects Entity API versions: from 0.0.0 to 1.8.0.

Weakness: CWE-863

Which versions are affected by CVE-2026-81158?

It affects 1 product.

Linux distribution packages (1)

drupal/entity Packagist:https://packages.drupal.org/8 All versions 1.8.0

Products include Entity Api Project Entity Api.

How do I fix CVE-2026-81158?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-81158 being exploited?

There is no known exploitation of CVE-2026-81158 in the wild and no public exploit code.

Sources

Also known as DRUPAL-CONTRIB-2026-113, GHSA-3wf5-7hjw-48cg.