CVE-2021-46781 Coming Soon by Supsystic < 1.7.6 - Reflected Cross-Site Scripting
Attackers can inject malicious scripts into the admin dashboard via the tab parameter, potentially compromising administrator 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-2021-46781?
CVE-2021-46781 is a medium-severity cross-site scripting vulnerability in Unknown Coming Soon by Supsystic, published on 25 Apr 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 Coming Soon by Supsystic WordPress plugin before 1.7.6 does not sanitise and escape the tab parameter before outputting it back in an attribute in the admin dashboard, leading to a Reflected Cross-Site Scripting
Weakness: CWE-79
Which versions are affected by CVE-2021-46781?
It affects 1 product.
Products include Subsystic Coming Soon.
How do I fix CVE-2021-46781?
No fix has been published for CVE-2021-46781 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-2021-46781 being exploited?
There is no known exploitation of CVE-2021-46781 in the wild and no public exploit code.
Sources
Also known as GHSA-qqvg-69gf-f2x8.