CVE-2021-24382 Smart Slider 3 < 3.5.0.9 - Authenticated Stored Cross-Site Scripting (XSS)
Authenticated attackers can inject malicious scripts via Project Name in Smart Slider 3, potentially leading to code execution or privilege escalation.
- 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-2021-24382?
CVE-2021-24382 is a medium-severity cross-site scripting vulnerability in Nextend Smart Slider 3, published on 14 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 Smart Slider 3 Free and pro WordPress plugins before 3.5.0.9 did not sanitise the Project Name before outputting it back in the page, leading to a Stored Cross-Site Scripting issue. By default, only administrator users could access the affected functionality, limiting the exploitability of the vulnerability. However, some WordPress admins may allow lesser privileged users to access the plugin's functionality, in which case, privilege escalation could be performed.
Weakness: CWE-79
Which versions are affected by CVE-2021-24382?
It affects 1 product.
Products include Nextendweb Smart Slider.
How do I fix CVE-2021-24382?
No fix has been published for CVE-2021-24382 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-2021-24382 being exploited?
There is no known exploitation of CVE-2021-24382 in the wild and no public exploit code.
Sources
Also known as GHSA-phjq-x57m-mw68.