CVE-2020-9459 Cross-site scripting in n/a
Authenticated users with minimal permissions can inject arbitrary JavaScript via Ajax actions in the Modern Events Calendar Lite plugin.
- 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-2020-9459?
CVE-2020-9459 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 Feb 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Multiple Stored Cross-site scripting (XSS) vulnerabilities in the Webnus Modern Events Calendar Lite plugin through 5.1.6 for WordPress allows remote authenticated users (with minimal permissions) to inject arbitrary JavaScript, HTML, or CSS via Ajax actions. This affects mec_save_notifications and import_settings.
Weakness: CWE-79
Which versions are affected by CVE-2020-9459?
It affects 1 product.
Products include Webnus Modern Events Calendar Lite.
How do I fix CVE-2020-9459?
No fix has been published for CVE-2020-9459 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-2020-9459 being exploited?
There is no known exploitation of CVE-2020-9459 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2021-24946 Modern Events Calendar < 6.1.5 - Unauthenticated Blind SQL Injection
- CVE-2021-24149 Modern Events Calendar Lite < 5.16.6 - Authenticated SQL Injection
- CVE-2021-24146 Modern Events Calendar Lite < 5.16.5 - Unauthenticated Events Export
- CVE-2021-24145 Modern Events Calendar Lite < 5.16.5 - Authenticated Arbitrary File Upload leading to RCE
- CVE-2021-24925 Modern Events Calendar Lite < 6.1.5 - Reflected Cross-Site Scripting
Sources
Also known as GHSA-r5jc-c3q5-cv3r.