CVE-2022-0503 Multisite Content Copier/Updater < 2.1.2 - Reflected Cross-Site Scripting
Attackers can inject malicious scripts into the network dashboard via the s parameter, potentially compromising admin accounts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-0503?
CVE-2022-0503 is a medium-severity cross-site scripting vulnerability in Unknown WordPress Multisite Content Copier/Updater, published on 14 Mar 2022. 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 WordPress Multisite Content Copier/Updater WordPress plugin before 2.1.2 does not sanitise and escape the s parameter before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting issue in the network dashboard
Weakness: CWE-79
Which versions are affected by CVE-2022-0503?
It affects 1 product.
Products include Obtaininfotech Multisite Content Copier\/Updater.
How do I fix CVE-2022-0503?
No fix has been published for CVE-2022-0503 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-2022-0503 being exploited?
There is no known exploitation of CVE-2022-0503 in the wild and no public exploit code.
Other vulnerabilities in Unknown WordPress Multisite Content Copier/Updater
Sources
Also known as GHSA-wmhj-5vx8-p7q5.