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CVE-2021-24606

8.8 · HIGH
Published Sep 20, 2021 offshorewebmaster CWE-89 EPSS 1.33% (69th pctl)

Overview

CVE-2021-24606 is a high-severity vulnerability affecting offshorewebmaster availability_calendar. It was published on September 20, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

The Availability Calendar WordPress plugin before 1.2.1 does not escape the category attribute from its shortcode before using it in a SQL statement, leading to a SQL Injection issue, which can be exploited by any user able to add shortcode to posts/pages, such as contributor+

Remediation

Check the references section for vendor advisories and patches from offshorewebmaster. Update availability_calendar to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
offshorewebmaster availability_calendar >= 0, < 1.2.1 Affected

Frequently Asked Questions

What is CVE-2021-24606?

CVE-2021-24606 is a high-severity vulnerability affecting offshorewebmaster availability_calendar. It was published on September 20, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-24606?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-24606?

Check the references section for vendor advisories and patches from offshorewebmaster. Update availability_calendar to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-24606?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-24606 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.