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CISA: Ransomware gangs now exploiting critical TeamCity flaw

BACKGROUND
1 SIGNALFIRST DETECTED 24 September 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
24 Sept
Other feeds and industry voices
15 Sept
CISA: Critical VMware RCE flaw now exploited by ransomware gangs

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned security teams that ransomware gangs have now joined ongoing attacks exploiting a critical VMware vCenter

REPORT · WHAT · BleepingComputerOPEN STORY
2 Jul
CISA: Microsoft SharePoint RCE flaw now actively exploited

CISA warned on Wednesday that attackers have begun exploiting a high-severity Microsoft SharePoint remote code execution vulnerability patched in May. [...]

REPORT · WHAT · BleepingComputerOPEN 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
10 Sept
CISA: WatchGuard RCE flaw now exploited in ransomware attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has confirmed that ransomware gangs are also exploiting a critical WatchGuard Firebox firewall vulnerability,

REPORT · WHAT · BleepingComputerOPEN STORY
8 Apr
CISA orders feds to patch exploited Ivanti EPMM flaw by Sunday

CISA has given U.S. government agencies four days to secure their systems against a critical-severity vulnerability in Ivanti Endpoint Manager Mobile (EPMM) that has been

REPORT · HOW · BleepingComputerOPEN STORY
21 Sept
CISA alerts of active exploitation of three Linux kernel flaws

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are exploiting three Linux kernel vulnerabilities, one of them rated critical. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
17 Jun
CISA orders feds to patch max severity Joomla plugin flaw by Friday

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch a maximum-severity flaw in the Widget Factory Joomla Content Editor (JCE)

REPORT · HOW · BleepingComputerOPEN STORY
20 Aug
CISA warns of hackers exploiting critical MLflow vulnerability

The Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies that threat actors are now exploiting a critical vulnerability in the MLflow open-source AI

REPORT · WHAT · BleepingComputerOPEN STORY
Sources
BleepingComputer

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