CVE-2021-24888 ImageBoss < 3.0.6 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via the Source Name setting in the ImageBoss WordPress plugin, potentially compromising admin sessions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24888?
CVE-2021-24888 is a medium-severity cross-site scripting vulnerability in Unknown ImageBoss – Images Up To 60% Smaller & CDN, published on 23 Nov 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The ImageBoss WordPress plugin before 3.0.6 does not sanitise and escape its Source Name setting, which could allow high privilege users to perform Cross-Site Scripting attacks
Weakness: CWE-79
Which versions are affected by CVE-2021-24888?
It affects 1 product.
Products include Imageboss Imageboss.
How do I fix CVE-2021-24888?
No fix has been published for CVE-2021-24888 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-2021-24888 being exploited?
There is no known exploitation of CVE-2021-24888 in the wild and no public exploit code.
Sources
Also known as GHSA-jj8m-m796-c52m.