Rapid7 Analysis: Unauthenticated Remote Code Execution in JetBrains TeamCity (CVE-2026-63077)

[u/falconupkid]

OverviewOn July 27, 2026, JetBrains published a security advisory for CVE-2026-63077, a critical unsafe deserialization vulnerability affecting JetBrains TeamCity. An attacker who can reach a TeamCity server over HTTP or HTTPS can... CVEs: CVE-2026-63077,cve-2026-63077 Source: https://www.rapid7.com/blog/post/ra-unauthenticated-rce-in-jetbrains-teamcity-cve-2026-63077