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CVE-2021-26309

3.3 · LOW
Published May 11, 2021 jetbrains CWE-668 EPSS 0.23% (14th pctl)

Overview

CVE-2021-26309 is a low-severity vulnerability affecting jetbrains teamcity. It was published on May 11, 2021 and has a CVSS 3.1 base score of 3.3 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

Information disclosure in the TeamCity plugin for IntelliJ before 2020.2.2.85899 was possible because a local temporary file had Insecure Permissions.

Remediation

Check the references section for vendor advisories and patches from jetbrains. Update teamcity 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
jetbrains teamcity >= 0, < 2020.2.2.85899 Affected

Frequently Asked Questions

What is CVE-2021-26309?

CVE-2021-26309 is a low-severity vulnerability affecting jetbrains teamcity. It was published on May 11, 2021 and has a CVSS 3.1 base score of 3.3 (LOW).

How severe is CVE-2021-26309?

This vulnerability has a CVSS 3.1 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-26309?

Check the references section for vendor advisories and patches from jetbrains. Update teamcity 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-2021-26309?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-26309 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.