CISA Flags TeamCity CVE-2026-63077 RCE Flaw Under Active Exploitation in the Wild

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-08-06 06:51 UTC
  • Importiert: 2026-08-11 20:18 UTC
  • CVSS: 9.8
  • Quelle-ID: thn_global
  • uid_hash: 90178ef0816dbf78ece51b483b0a140866576739271738e6adbb0e3c4c5dce01

Inhalt

A newly patched security flaw impacting on-premise versions of JetBrains TeamCity has come under active exploitation in the wild, according to the U.S. Cybersecurity and Infrastructure Security Agency (CISA).

The vulnerability in question is CVE-2026-63077 (CVSS score: 9.8), a case of deserialization of untrusted data that could allow an unauthenticated attacker with access to a TeamCity server

Verknuepfte CVEs

CVE-ID Severity (Quelle) CVSS (Quelle) Severity (CVE.org) CVSS (CVE.org) EPSS EPSS-Pctl Veroeffentlicht (CVE.org)

CVE-2026-63077

CRITICAL

9.8

CRITICAL

9.8

2026-07-27

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