Firetruck

CVE-2026-63077

KEV · Ransomware
Updated Sep 23, 2026 · PUBLISHED
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Description

JetBrains TeamCity contains a deserialization of untrusted data vulnerability that could allow unauthenticated remote code execution via the agent polling protocol.

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Affected packages

PackageVendor / ProductVersion rangeStatus
TeamCityJetBrains / TeamCity>= 0, < 2026.1.3, 2025.11.7affected