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CVE-2021-23423

5.5 · MEDIUM

This affects the package bikeshed before 3.0.0.

Published Aug 16, 2021CWE-22EPSS 1.11%

Overview

CVE-2021-23423 is a medium-severity vulnerability. It was published on August 16, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

This affects the package bikeshed before 3.0.0. This can occur when an untrusted source file containing include, include-code or include-raw block is processed. The contents of arbitrary files could be disclosed in the HTML output.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2ddRefsnyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647GitHubgithub.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2ddRefsnyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647

How CyberStrike helps

Frequently asked questions

What is CVE-2021-23423?

CVE-2021-23423 is a medium-severity vulnerability. It was published on August 16, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2021-23423?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-23423?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2021-23423?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-23423 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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