CVE-2024-27199

high

Description

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

From the Tenable Blog

CVE-2024-27198, CVE-2024-27199: Two Authentication Bypass Vulnerabilities in JetBrains TeamCity

Published: 2024-03-06

Two vulnerabilities with publicly available exploit code in JetBrains TeamCity on-premises software could result in attackers bypassing authentication and achieving code execution.

References

https://securityaffairs.com/197119/malware/storm-1175-replaces-medusa-with-new-stormencryptor-ransomware.html

https://thehackernews.com/2026/08/china-linked-hackers-deploy-new.html

https://www.securityweek.com/organizations-warned-of-exploited-cisco-kentico-zimbra-vulnerabilities/

https://www.helpnetsecurity.com/2026/04/21/cisa-flags-another-cisco-catalyst-sd-wan-manager-bug-as-exploited-cve-2026-20133/

https://thehackernews.com/2026/04/cisa-adds-8-exploited-flaws-to-kev-sets.html

https://securityaffairs.com/191080/hacking/u-s-cisa-adds-cisco-catalyst-kentico-xperience-papercut-ng-mf-synacor-zcs-quest-kace-sma-and-jetbrains-teamcity-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://www.cisa.gov/news-events/alerts/2026/04/20/cisa-adds-eight-known-exploited-vulnerabilities-catalog

https://thehackernews.com/2026/04/china-linked-storm-1175-exploits-zero.html

https://securityaffairs.com/190440/cyber-crime/fast-moving-storm-1175-uses-new-exploits-to-breach-networks-and-drop-medusa.html

https://www.bleepingcomputer.com/news/security/microsoft-links-medusa-ransomware-affiliate-to-zero-day-attacks/

https://thehackernews.com/2025/05/china-linked-hackers-exploit-sap-and.html

https://www.securityweek.com/chinese-hacking-group-earth-lamia-targets-multiple-industries/

https://www.trendmicro.com/en_us/research/25/e/earth-lamia.html

https://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive

https://www.theregister.com/2024/03/07/teamcity_exploits_lead_to_ransomware/

https://www.tenable.com/blog/cve-2024-27198-cve-2024-27199-two-authentication-bypass-vulnerabilities-in-jetbrains-teamcity

https://github.com/chengbochuan3/CVE-CICD-Security

https://github.com/cedricevan98/CVE-Scout

https://github.com/MohammedAbdulAhadSaud/DotSlash

https://github.com/Pypi-Project/RCity-CVE-2024-27198

https://github.com/ShadowByte1/CVES

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

https://github.com/W01fh4cker/CVE-2024-27198-RCE

https://github.com/yoryio/CVE-2024-27198

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

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27199

Details

Source: Mitre, NVD

Published: 2024-03-04

Updated: 2026-04-21

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 7.3

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

Severity: High

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest

Detections

Analytics