Vulnerability Intelligence Report
JetBrains TeamCity Authentication Bypass Vulnerability
CVE-2023-42793
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible
CISA KEV
Nuclei Template
SSVC: Active Exploitation
Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:99.98%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-288 ↗CWE-288
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| JetBrains | TeamCity | 0 < 2023.05.4 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
99.979%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | JetBrains s.r.o. · Vendor · Czech Republic |
| Reserved | 2023-09-14T09:48:47 |
| Published | 2023-09-19T16:57:29 |
| Last Updated | 2025-10-21T23:05:37 |
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