CVE-2021-24322 Database Backup for WordPress < 2.4 - Authenticated Persistent Cross-Site Scripting (XSS)
Authenticated attackers can inject persistent scripts via the backup recipient field, potentially hijacking admin sessions in Database Backup for WordPress.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24322?
CVE-2021-24322 is a medium-severity cross-site scripting vulnerability in Delicious Brains Database Backup for WordPress, published on 1 Jun 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in before output it back in the attribute of an HTML tag, leading to a Stored Cross-Site Scripting issue.
Weakness: CWE-79
Which versions are affected by CVE-2021-24322?
It affects 1 product.
Products include Deliciousbrains Database Backup.
How do I fix CVE-2021-24322?
No fix has been published for CVE-2021-24322 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-2021-24322 being exploited?
There is no known exploitation of CVE-2021-24322 in the wild and no public exploit code.
Other vulnerabilities in Delicious Brains Database Backup for WordPress
Sources
Also known as GHSA-4737-m2m8-j7xf.