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CVE-2021-45807

9.8 · CRITICAL
Published Jan 13, 2022 jpress EPSS 2.12% (81th pctl)

Overview

CVE-2021-45807 is a critical-severity vulnerability affecting jpress jpress. It was published on January 13, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.

Remediation

Check the references section for vendor advisories and patches from jpress. Update jpress 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

Frequently Asked Questions

What is CVE-2021-45807?

CVE-2021-45807 is a critical-severity vulnerability affecting jpress jpress. It was published on January 13, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2021-45807?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-45807?

Check the references section for vendor advisories and patches from jpress. Update jpress 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-2021-45807?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-45807 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.