What’s Vulnerable › Vulnerabilities

CVE-2021-37542

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% 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-79

Description

In JetBrains TeamCity before 2020.2.3, XSS was possible.

Affected products

• JetBrains TeamCity: before 2020.2.3 — fixed in 2020.2.3

How to fix

Upgrade to a fixed version: JetBrains TeamCity 2020.2.3. 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/

Get alerted when CVE-2021-37542 or the next vulnerability affects your stack