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Vulnerability IntelligenceCVE-2026-63077

CVE-2026-63077

CRITICAL9.8

In JetBrains TeamCity before 2026

Published Jul 27, 2026

Modified 1 weeks ago

Details

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

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63077

https://www.cve.org/CVERecord?id=CVE-2026-63077

https://www.jetbrains.com/privacy-security/issues-fixed/

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Weakness Type (CWE)

Serialization

Deserialization of Untrusted Data

Ecosystems

Timeline

PublishedJul 27, 2026

ModifiedAug 6, 2026

CVE-2026-63077 | Mondoo Vulnerability Intelligence