CVE-2023-6806 Starbox <= 3.4.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Job Settings

What is CVE-2023-6806?

CVE-2023-6806 is a medium-severity cross-site scripting vulnerability in cifi Starbox – the Author Box for Humans, published on 20 Feb 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Starbox plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Job Settings user profile fields in all versions up to, and including, 3.4.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness: CWE-79

Which versions are affected by CVE-2023-6806?

It affects 1 product.

Products include Squirrly Starbox.

How do I fix CVE-2023-6806?

No fix has been published for CVE-2023-6806 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-6806 being exploited?

There is no known exploitation of CVE-2023-6806 in the wild and no public exploit code.

Other vulnerabilities in cifi Starbox – the Author Box for Humans

• CVE-2024-0256 Starbox <= 3.4.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Profile Display Name and Social Settings Medium 6.4
• CVE-2024-1273 Starbox < 3.5.0 - Contributor+ Stored XSS Medium 6.1
• CVE-2024-8239 Starbox < 3.5.3 - Contributor+ Stored XSS Medium 5.4
• CVE-2024-7955 Starbox < 3.5.2 - Admin+ Stored XSS Medium 4.8
• CVE-2024-0366 Starbox – the Author Box for Humans <= 3.4.7 - Insecure Direct Object Reference Medium 4.3

Sources

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

Also known as GHSA-pjj6-276v-mf4j.