CVE-2023-3167 Mail Queue <= 1.1 - Unauthenticated Stored Cross-Site Scripting via Email Subject
Unauthenticated attackers can inject arbitrary scripts via email subjects in the Mail Queue WordPress plugin, potentially leading to code execution or account takeover.
- 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-2023-3167?
CVE-2023-3167 is a high-severity cross-site scripting vulnerability in wdm-team Mail Queue, published on 12 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Mail Queue plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an email subject in versions up to, and including, 1.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers 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-2023-3167?
It affects 1 product.
Products include Webdesignmunich Mail Queue.
How do I fix CVE-2023-3167?
No fix has been published for CVE-2023-3167 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-2023-3167 being exploited?
There is no known exploitation of CVE-2023-3167 in the wild and no public exploit code.
Sources
Also known as GHSA-9mcv-9h25-mmqj.