CVE-2020-36670 NEX-Forms <= 7.7.1 - Missing Authorization on Various AJAX Actions

What is CVE-2020-36670?

CVE-2020-36670 is a medium-severity missing authorization vulnerability in webaways NEX-Forms – Ultimate Forms Plugin for WordPress, published on 7 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The NEX-Forms. plugin for WordPress is vulnerable to unauthorized disclosure and modification of data in versions up to, and including 7.7.1 due to missing capability checks on several AJAX actions. This makes it possible for authenticated attackers with subscriber level permissions and above to invoke these functions which can be used to perform actions like modify form submission records, deleting files, sending test emails, modifying plugin settings, and more.

Weakness: CWE-862

Which versions are affected by CVE-2020-36670?

It affects 1 product.

Products include Basixonline Nex-Forms.

How do I fix CVE-2020-36670?

No fix has been published for CVE-2020-36670 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-2020-36670 being exploited?

There is no known exploitation of CVE-2020-36670 in the wild and no public exploit code.

Other vulnerabilities in webaways NEX-Forms – Ultimate Forms Plugin for WordPress

• CVE-2015-9452 SQL injection in n/a Critical 9.8
• CVE-2022-3142 NEX-Forms < 7.9.7 - Authenticated SQLi High 8.8
• CVE-2024-53808 WordPress NEX-Forms plugin <= 8.7.8 - SQL Injection vulnerability High 8.5
• CVE-2023-50838 WordPress NEX-Forms – Ultimate Form Builder Plugin <= 8.5.5 is vulnerable to SQL Injection High 7.6
• CVE-2021-34675 Auth bypass in n/a High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-934x-9h25-m7fx.