CVE-2021-33853

Public Exploit

Description

A Cross-Site Scripting (XSS) attack can cause arbitrary code (javascript) to run in a user’s browser while the browser is connected to a trusted website. As the vehicle for the attack, the application targets the users and not the application itself. Additionally, the XSS payload is executed when the user attempts to access any page of the CRM.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.19%
Third-Party Advisory cybersecurityworks.com
Affected: n/a X2CRM
Published at:
Updated at:

References

Link Tags
https://cybersecurityworks.com/zerodays/cve-2021-33853-stored-cross-site-scripting-in-x2crm.html third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-33853?
CVE-2021-33853 has been scored as a medium severity vulnerability.
How to fix CVE-2021-33853?
To fix CVE-2021-33853, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-33853 being actively exploited in the wild?
It is possible that CVE-2021-33853 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-33853?
CVE-2021-33853 affects n/a X2CRM.
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