---
cve: "CVE-2026-63077"
severity: "CRITICAL"
cvss: 9.8
epss: "10.7%"
vendor: "JetBrains"
kev: true
exploited: true
published: "2026-07-27 17:16:38"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T10:56:34+02:00"
---

# CVE-2026-63077

> 9.8 CRITICAL · ⚠️ CISA KEV (32 Tage) · 🔓 Exploited

## Beschreibung

In JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://www.jetbrains.com/privacy-security/issues-fixed/>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63077>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-63077) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_