CVE-2021-24305 Target First Plugin 2.0 - Unauthenticated Stored XSS via Licence Key
Unauthenticated attackers can inject malicious scripts via the license key parameter, potentially leading to session hijacking or site compromise.
- 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-2021-24305?
CVE-2021-24305 is a medium-severity cross-site scripting vulnerability in TargetFirst Target First Plugin, published on 24 May 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
The Target First WordPress Plugin v2.0, also previously known as Watcheezy, suffers from a critical unauthenticated stored XSS vulnerability. An attacker could change the licence key value through a POST on any URL with the 'weeWzKey' parameter that will be save as the 'weeID option and is not sanitized.
Weakness: CWE-79
Which versions are affected by CVE-2021-24305?
It affects 1 product.
Products include Targetfirst Watcheezy.
How do I fix CVE-2021-24305?
No fix has been published for CVE-2021-24305 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-2021-24305 being exploited?
There is no known exploitation of CVE-2021-24305 in the wild and no public exploit code.
Sources
Also known as GHSA-58qm-mv3r-rg7r.