CVE-2024-27199

HIGH CISA KEV

Published Mar 4, 2024 Modified Apr 21, 2026 CWE-23 CWE-22

Description

In JetBrains TeamCity before 2023.11.4 path traversal allowing to perform limited admin actions was possible

CVSS v3.1 Score

7.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Apr 20, 2026 Remediation due: May 4, 2026 Known ransomware use

Weakness Type (CWE)

CWE-23 CWE-23

CWE-22 Path Traversal

Affected Products

Vendor	Product	Versions
jetbrains	teamcity	< 2023.11.4

References

Advisories & Patches

https://www.jetbrains.com/privacy-security/issues-fixed/ https://www.jetbrains.com/privacy-security/issues-fixed/

Exploits

https://github.com/Stuub/RCity-CVE-2024-27198/blob/main/RCity.py

Other References

https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27199

Frequently Asked Questions

What is CVE-2024-27199? +

In JetBrains TeamCity before 2023.11.4 path traversal allowing to perform limited admin actions was possible It has a CVSS v3.1 base score of 7.3 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2024-27199? +

CVE-2024-27199 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-27199? +

CVE-2024-27199 affects products from jetbrains, specifically: teamcity. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-27199? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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