CVE-2022-0212 SpiderCalendar <= 1.5.65 - Reflected Cross-Site Scripting
Attackers can inject malicious scripts via the callback parameter in SpiderCalendar, potentially leading to session hijacking or code execution.
- 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-2022-0212?
CVE-2022-0212 is a medium-severity cross-site scripting vulnerability in Unknown SpiderCalendar, published on 14 Feb 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 SpiderCalendar WordPress plugin through 1.5.65 does not sanitise and escape the callback parameter before outputting it back in the page via the window AJAX action (available to both unauthenticated and authenticated users), leading to a Reflected Cross-Site Scripting issue.
Weakness: CWE-79
Which versions are affected by CVE-2022-0212?
It affects 1 product.
Products include 10web Spidercalendar.
How do I fix CVE-2022-0212?
No fix has been published for CVE-2022-0212 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-2022-0212 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-0212 exists.
Public exploit code: 1 Nuclei template.
Sources
Also known as GHSA-vcj8-8g5f-vhr9.