CVE-2019-9881 Missing authorization in n/a

Medium 5.3 Published Updated

Unauthenticated attackers can post comments on any article in WPGraphQL, bypassing comment restrictions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-9881?

CVE-2019-9881 is a medium-severity missing authorization vulnerability in n/a, published on 10 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The createComment mutation in the WPGraphQL 0.2.3 plugin for WordPress allows unauthenticated users to post comments on any article, even when 'allow comment' is disabled.

Weakness: CWE-306

Which versions are affected by CVE-2019-9881?

It affects 1 product.

Products include Wpengine Wpgraphql.

How do I fix CVE-2019-9881?

No fix has been published for CVE-2019-9881 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2019-9881 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-9881 exists.

Public exploit code: 1 Exploit-DB entry and 1 Nuclei template.

Sources

Also known as GHSA-hhwc-x32h-p6qg.

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