# CVE-2026-63077

## Summary

- **CVE ID:** CVE-2026-63077
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-502
- **Published:** Jul 27, 2026
- **Last Modified:** Aug 6, 2026

## Description

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

## Affected Products

- JetBrains — TeamCity (0)

## References

- [CNA](https://www.jetbrains.com/privacy-security/issues-fixed/)
- [CISA-ADP](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63077)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 86.52%
- **EPSS Percentile:** 99.7

## Known Exploited Vulnerabilities (KEV)

- **Date Added:** Aug 5, 2026
- **Due Date:** Aug 8, 2026

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._