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JetBrains warns of critical TeamCity remote code execution flaw

BACKGROUND
1 SIGNALFIRST DETECTED 30 July 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
Other feeds and industry voices
28 Jul
Critical TeamCity Flaw Could Let Attackers Run OS Commands Without Logging In

JetBrains is urging customers of on-premise versions of TeamCity to update to the latest version following the discovery of a critical security issue that could result in

REPORT · WHAT · The Hacker NewsOPEN STORY
6 Aug
CISA Flags TeamCity CVE-2026-63077 RCE Flaw Under Active Exploitation in the Wild

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

REPORT · WHAT · The Hacker NewsOPEN STORY
5 Sept
Attackers Breached JetBrains Cadence via Unpatched TeamCity, Extracting AWS Credentials

JetBrains is urging Cadence users to revoke and rotate all credentials following a security incident last month in which unidentified threat actors exploited a recently disclosed

REPORT · WHO · The Hacker NewsOPEN STORY
24 Sept
CISA: Ransomware gangs now exploiting critical TeamCity flaw

​The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies on Wednesday that ransomware gangs are now also exploiting a critical JetBrains TeamCity

REPORT · WHAT · BleepingComputerOPEN STORY
Sources
BleepingComputer

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