CVE-2026-63077
JetBrains TeamCity Deserialization of Untrusted Data Vulnerability
9.8
CVSS 3.1
89.6 %
EPSS (current)
2026-08-05
KEV addition
Yes
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: JetBrains / TeamCity
Published: 2026-07-27 · Due (CISA): 2026-08-08
CWE: CWE-502 · EU list: no
Exploit references (metadata only)
| Source | Reference | Title | Date |
|---|---|---|---|
| nuclei | http/cves/2026/CVE-2026-63077.yaml | JetBrains TeamCity < 2026.1.3, 2025.11.7 - Remote Code Execution | – |
| metasploit | exploit/multi/http/jetbrains_teamcity_rce_cve_2026_63077 | exploit/multi/http/jetbrains_teamcity_rce_cve_2026_63077 | 2026-07-27 |
References only — no downloads or instructions.