CVE-2021-36873

WordPress iQ Block Country plugin <= 1.2.11 - Authenticated Persistent Cross-Site Scripting (XSS) vulnerability

Description

Authenticated Persistent Cross-Site Scripting (XSS) vulnerability in WordPress iQ Block Country plugin (versions <= 1.2.11). Vulnerable parameter: &blockcountry_blockmessage.

Remediation

Solution:

  • Update to version 1.2.12 or higher.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.40% Top 20%
Third-Party Advisory patchstack.com Third-Party Advisory wordpress.org
Affected: Webence iQ Block Country
Published at:
Updated at:

References

Link Tags
https://wordpress.org/plugins/iq-block-country/#developers third party advisory
https://patchstack.com/database/vulnerability/iq-block-country-/wordpress-iq-block-country-plugin-1-2-11-authenticated-persistent-cross-site-scripting-xss-vulnerability third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-36873?
CVE-2021-36873 has been scored as a medium severity vulnerability.
How to fix CVE-2021-36873?
To fix CVE-2021-36873: Update to version 1.2.12 or higher.
Is CVE-2021-36873 being actively exploited in the wild?
It is possible that CVE-2021-36873 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-36873?
CVE-2021-36873 affects Webence iQ Block Country.
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