VulnScan

CVE-2026-63077

Note: This data is for reference and cybersecurity research purposes only.CyStack advises users not to use this information for unlawful purposes.

What is CVE-2026-63077?

CVE-2026-63077 is a vulnerability classified as Deserialization of Untrusted Data, affecting TeamCity (affected versions: < 2026.1.3, 2025.11.7). This vulnerability is rated Critical, with a CVSS score of 9.8. This vulnerability has been observed being exploited in the wild.

Analyzing data...

Overview

Original source data

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

Affected products and scope

Analyzing data...

Technical details

Analyzing data...

Exploitability

Analyzing data...

Technical impact

Analyzing data...

Business impact

Analyzing data...

Remediation

Analyzing data...

Detection

Analyzing data...
Sources (8)
GCVE / Vulnerability-Lookup
CVE Program
JetBrains (CNA)
NVD
FIRST EPSS
CISA Known Exploited Vulnerabilities
known-exploited-vulnerabilities-catalog
jetbrains.com
Learn more

Run an in-depth assessment with complete web risk management

CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.

Explore CyStack VulnScan

Explore other related solutions

TeamCity

JetBrains

View product
View all security vulnerabilities