CVE-2026-63077
Description
In JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
JetBrains
commercial·CZaka teamcity, intellij idea, youtrack
Exploitability
No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
3 techniques Execution
Initial Access
References
News mentions
8- ⚡ Weekly Recap: Rogue AI Models, $88M Bitcoin Theft, Water-System Attacks and Dangling DNS Hijacksen·The Hacker News·
- 3rd August – Threat Intelligence Reporten-us·Check Point Research·
- Week in review: Claude breached three companies during tests, AD CS domain-takeover PoC releaseden-us·Help Net Security·
- Critical Code Execution Vulnerability Patched in TeamCityen-us·SecurityWeek· Patch JetBrains rce
- JetBrains warns of critical TeamCity remote code execution flawen-us·BleepingComputer· Patch JetBrains rce
- CVE-2026-63077: Critical unauthenticated remote code execution in JetBrains TeamCityen·Rapid7 Blog· Patch JetBrains TeamCity rce
- JetBrains fixes critical unauthenticated RCE in TeamCity On-Premises (CVE-2026-63077)en-us·Help Net Security· Patch TeamCity On-Premises rce
- Critical TeamCity Flaw Could Let Attackers Run OS Commands Without Logging Inen·The Hacker News· Advisory TeamCity On-Premises rce
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