CVE-2023-2079 Buy Me a Coffee – Button and Widget Plugin <= 3.7 - Cross-Site Request Forgery

What is CVE-2023-2079?

CVE-2023-2079 is a high-severity vulnerability in buymeacoffee Buy Me a Coffee – Button and Widget Plugin, published on 11 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The "Buy Me a Coffee – Button and Widget Plugin" plugin for WordPress is vulnerable to Cross-Site Request Forgery due to missing nonce validation on the recieve_post, bmc_disconnect, name_post, and widget_post functions in versions up to, and including, 3.7. This makes it possible for unauthenticated attackers to update the plugins settings, via a forged request granted the attacker can trick a site's administrator into performing an action such as clicking on a link.

Weakness: CWE-352

Which versions are affected by CVE-2023-2079?

It affects 1 product.

Products include Buymeacoffee Buy Me a Coffee.

How do I fix CVE-2023-2079?

No fix has been published for CVE-2023-2079 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-2079 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2079 exists.

Other vulnerabilities in buymeacoffee Buy Me a Coffee – Button and Widget Plugin

• CVE-2023-2078 Buy Me a Coffee – Button and Widget Plugin <= 3.7 - Missing Authorization High 7.3
• CVE-2023-2082 Buy Me a Coffee – Button and Widget Plugin <= 3.6 - Authenticated (Subscriber+) Stored Cross-Site Scripting Medium 6.4
• CVE-2023-2578 Buy Me a Coffee < 3.7 - Admin+ Stored XSS Medium 4.8
• CVE-2023-25030 WordPress Buy Me a Coffee plugin <= 3.7 - Broken Access Control vulnerability Medium 4.3

Sources

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

Also known as GHSA-hxrw-m55w-9qx8.