CVE-2021-43682 Cross-site scripting in n/a
An attacker can execute arbitrary scripts in the admin interface via a Cross-Site Scripting vulnerability in the ThinkPHP blog plugin.
- 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-2021-43682?
CVE-2021-43682 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Dec 2021. 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
thinkphp-bjyblog (last update Jun 4 2021) is affected by a Cross Site Scripting (XSS) vulnerability in AdminBaseController.class.php. The exit function terminates the script and prints a message to the user that contains $_SERVER['HTTP_HOST'].
Weakness: CWE-79
Which versions are affected by CVE-2021-43682?
It affects 1 product.
Products include Thinkphp-Bjyblog Project Thinkphp-Bjyblog.
How do I fix CVE-2021-43682?
No fix has been published for CVE-2021-43682 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-2021-43682 being exploited?
There is no known exploitation of CVE-2021-43682 in the wild and no public exploit code.
Sources
Also known as GHSA-gxhj-2fv3-v798.