CVE-2021-47920 WebMO Job Manager 20.0 Cross-Site Scripting via Search Parameters
Remote attackers can inject malicious scripts via search parameters in WebMO Job Manager, enabling session hijacking and redirects.
- 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-2021-47920?
CVE-2021-47920 is a medium-severity cross-site scripting vulnerability in WebMO, LLC WebMO Job Manager, published on 1 Feb 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
WebMO Job Manager 20.0 contains a cross-site scripting vulnerability in search parameters that allows remote attackers to inject malicious script code. Attackers can exploit the filterSearch and filterSearchType parameters to perform non-persistent attacks including session hijacking and external redirects.
Weakness: CWE-79
Which versions are affected by CVE-2021-47920?
How do I fix CVE-2021-47920?
No fix has been published for CVE-2021-47920 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-2021-47920 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47920 exists.
Sources
Also known as GHSA-gx87-2fm2-mvvj.