What’s Vulnerable › Vulnerabilities

CVE-2021-37545

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-06 · updated 2026-06-17
• Weakness: CWE-287

Description

In JetBrains TeamCity before 2021.1.1, insufficient authentication checks for agent requests were made.

Affected products

• JetBrains TeamCity: before 2021.1 — fixed in 2021.1

How to fix

Upgrade to a fixed version: JetBrains TeamCity 2021.1. Check the vendor advisory for mitigations.

References

• https://blog.jetbrains.com/blog/2021/08/05/jetbrains-security-bulletin-q2-2021/
• https://blog.jetbrains.com/blog/2021/08/05/jetbrains-security-bulletin-q2-2021/

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