CVE-2024-27199

CVE Enrichment

CVSS: 7.3 HIGH
EPSS: 99.99%
EPSS Percentile: 99.99%
CISA KEV: YES — Known Exploited Vulnerability

Description

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

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 05-Mar-2024 01:15
Last Modified: 17-Jun-2026 14:19
EPSS Date: 2026-11-02
CWE: CWE-23, CWE-22

CVSS Vector


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

CISA KEV Details

Date Added: 2026-04-20
Remediation Due: 2026-05-04
Known Ransomware Campaign Use: Known
Required Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes: https://www.jetbrains.com/privacy-security/issues-fixed/ ; https://blog.jetbrains.com/teamcity/2024/03/additional-critical-security-issues-affecting-teamcity-on-premises-cve-2024-27198-and-cve-2024-27199-update-to-2023-11-4-now/ ; https://nvd.nist.gov/vuln/detail/CVE-2024-27199

Affected Products / Versions

jetbrains / teamcity Source: NVD CPE · affected
Version / affected range: * · before (exclusive) 2023.11.4
cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:*

References

Last enrichment sync: 03-Nov-2026 00:37
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (3)

CVE-2023-27351 (PaperCut NG/MF) and CVE-2024-27199 (JetBrains TeamCity) are highlighted for ongoing exploitation and enterprise impact. CISA Adds Eight Actively Exploited Vulnerabilities to KEV Catalog
CVE-2024-27199, a JetBrains TeamCity flaw leveraged by attackers since early 2024 CISA Adds Eight Vulnerabilities to Exploited Catalog, Including Cisco SD-WAN Flaws
and high severity authentication bypass vulnerabilities — CVE-2024-27198 (CVSS score: 9.8) and CVE-2024-27199 (CVSS score: 7.3). Each of these vulnerabilities may enable an unauthenticated attacker who has TeamCity Authentication Bypass Flaws Allow Unauthenticated Administrative Access

CVE (8)

Malware (2)

Threat Actors (1)

Vendors (6)

Products (7)

Countries (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.