Vulnerability
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Breaches
CISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero-Day Hit in Ransomware Attacks
Ravie LakshmananMar 19, 2026Network Security / Vulnerability The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has urged government agencies to…
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Breaches
CISA Flags SolarWinds, Ivanti, and Workspace One Vulnerabilities as Actively Exploited
Ravie LakshmananMar 10, 2026Vulnerability / Enterprise Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added three security…
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Breaches
BeyondTrust Flaw Used for Web Shells, Backdoors, and Data Exfiltration
Ravie LakshmananFeb 20, 2026Vulnerability / Cyber Attack Threat actors have been observed exploiting a recently disclosed critical security flaw impacting…
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Breaches
Warlock Ransomware Breaches SmarterTools Through Unpatched SmarterMail Server
SmarterTools confirmed last week that the Warlock (aka Storm-2603) ransomware gang breached its network by exploiting an unpatched SmarterMail instance.…
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Breaches
TeamPCP Worm Exploits Cloud Infrastructure to Build Criminal Infrastructure
Cybersecurity researchers have called attention to a “massive campaign” that has systematically targeted cloud native environments to set up malicious…
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Mobile
Vulnerabilities in old GTP protocol could affect 4G and 5G networks
Experts cautioned that problems in the GPRS Tunneling Protocol (GTP) could affect the operation of 4G and 5G networks. In reports…
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Phishing
OX App Suite / OX Guard / OX Documents SSRF / Cross Site Scripting
Authored by Martin Heiland Open-Xchange OX App Suite, OX Guard, and OX Documents suffer from server-side request forgery and cross…
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Breaches
Google Warns of Active Exploitation of WinRAR Vulnerability CVE-2025-8088
Ravie LakshmananJan 28, 2026Vulnerability / Threat Intelligence Google on Tuesday revealed that multiple threat actors, including nation-state adversaries and financially…
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Breaches
China-Linked Hackers Exploit VMware ESXi Zero-Days to Escape Virtual Machines
Jan 09, 2026Ravie LakshmananVirtualization / Vulnerability Chinese-speaking threat actors are suspected to have leveraged a compromised SonicWall VPN appliance as…