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CVE-2020-13262

6.1 · MEDIUM
Published Jun 19, 2020 gitlab CWE-74 EPSS 0.87% (56th pctl)

Overview

CVE-2020-13262 is a medium-severity vulnerability affecting gitlab gitlab. It was published on June 19, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Client-Side code injection through Mermaid markup in GitLab CE/EE 12.9 and later through 13.0.1 allows a specially crafted Mermaid payload to PUT requests on behalf of other users via clicking on a link

Remediation

Check the references section for vendor advisories and patches from gitlab. Update gitlab 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
gitlab gitlab >= 12.9.0, < 12.9.8 Affected

Frequently Asked Questions

What is CVE-2020-13262?

CVE-2020-13262 is a medium-severity vulnerability affecting gitlab gitlab. It was published on June 19, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2020-13262?

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-13262?

Check the references section for vendor advisories and patches from gitlab. Update gitlab 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-2020-13262?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-13262 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.