Russian hackers exploit Zimbra zero-click flaw for email theft:
CISA is warning that the Russian state-sponsored hacking group Laundry Bear ...
bleepingcomputer.com/news/security/russian-hackers-exploit-zimbra-zero-click-flaw-for-email-theft/
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software application for retrieving, presenting, and traversing information resources on the World Wide Web
agency of the United States Department of Homeland Security
any attempt to expose, alter, disable, destroy, steal or gain unauthorized access to or make unauthorized use of a computer system
News on this topic
Zimbra patched a flaw that let hackers hijack accounts just by sending an email: Zimbra owner Synacor has released a new version of its collaboration software ...
techspot.com/news/113097-zimbra-patched-flaw-hackers-hijack-accounts-sending-email.html
Zimbra urges customers to patch critical web client XSS flaw: The Zimbra security team urged customers to patch a critical vulnerability affecting the Classic ...
bleepingcomputer.com/news/security/zimbra-urges-customers-to-patch-critical-web-client-xss-flaw/
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CISA warns admins to immediately fix Ivanti flaw exploited as zero-day: The U.S. Cybersecurity and Infrastructure Security Agency (CISA) urged security teams to ...
bleepingcomputer.com/news/security/cisa-warns-admins-to-immediately-fix-ivanti-flaw-exploited-as-zero-day/
Attackers have been exploiting critical Zimbra flaw to steal emails: A simple email gives the attackers the ability to remotely inject OS commands.
arstechnica.com/security/2026/09/attackers-have-been-exploiting-critical-zimbra-flaw-to-steal-emails/
Zimbra zero-day exploit exposes mail servers to attack, Microsoft warns: Unauthenticated command injection in the SNMP notification path lets hackers steal ...
neowin.net/news/zimbra-zero-day-exploit-exposes-mail-servers-to-attack-microsoft-warns/
Hackers breached over 270 Zimbra servers in ongoing attacks: Threat actors have already compromised over 270 Zimbra instances in remote code execution attacks ...
bleepingcomputer.com/news/security/hackers-breached-over-270-zimbra-servers-in-ongoing-attacks/
CISA orders urgent patching of actively exploited Zimbra flaw: The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S ...
bleepingcomputer.com/news/security/cisa-orders-urgent-patching-of-actively-exploited-zimbra-flaw/
Critical Zimbra RCE flaw now actively exploited in attacks: CERT Polska, the Polish Computer Emergency Response Team (CERT), warned that attackers have begun ...
bleepingcomputer.com/news/security/critical-zimbra-rce-flaw-now-actively-exploited-in-attacks/
dlvr.it Jul 30
Russian spies take their half-click email attack from Zimbra to Outlook: Opening a booby-trapped message unleashes a browser implant that can survive password ...
theregister.com/security/2026/07/30/russian-spies-take-their-half-click-email-attack-from-zimbra-to-outlook/5281033
Russian attackers exploit zero-click vulnerability in Zimbra: Russian attackers have been targeting Western governments and institutions through a zero-click ...
heise.de/news/Russische-Angreifer-missbrauchen-Zero-Click-Luecke-in-Zimbra-11376873.html
dlvr.it Jul 23
Year-long Russian attacks infect users as soon as they look at an email: Phishing for dummies
theregister.com/patches/2026/07/23/year-long-russian-attacks-infect-users-as-soon-as-they-look-at-an-email/5277358
US and allies say Russian hackers stole emails without social engineering: The United States and more than a dozen allied nations said on Thursday that Russian ...
reuters.com/legal/government/us-allies-say-russian-hackers-stole-emails-without-social-engineering-2026-07-23/
Over 10,000 Zimbra servers vulnerable to ongoing XSS attacks: Over 10,000 Zimbra Collaboration Suite (ZCS) instances exposed online are vulnerable to ongoing ...
bleepingcomputer.com/news/security/cisa-says-zimbra-flaw-now-exploited-over-10k-servers-vulnerable/
Attacks on Cisco SD-WAN, Zimbra, TeamCity, PaperCut, and more observed: The US IT security agency CISA is currently warning of attacks on Cisco SD-WAN, Zimbra ...
heise.de/news/Angriffe-auf-Cisco-SD-WAN-Zimbra-TeamCity-PaperCut-und-mehr-beobachtet-11265225.html
Russian hackers exploit Zimbra flaw in Ukrainian govt attacks: Hackers part of APT28, a state-backed threat group linked to Russia's military intelligence ...
bleepingcomputer.com/news/security/russian-apt28-military-hackers-exploit-zimbra-flaw-in-ukrainian-govt-attacks/
Hackers exploited Zimbra flaw as zero-day using iCalendar files: Researchers monitoring for larger .ICS calendar attachments found that a flaw in Zimbra ...
bleepingcomputer.com/news/security/hackers-exploited-zimbra-flaw-as-zero-day-using-icalendar-files/
Spies hack high-value mail servers using an exploit from yesteryear: Attacks spilled contacts and emails from targeted accounts.
arstechnica.com/security/2025/05/spies-hack-high-value-mail-servers-using-an-exploit-from-yesteryear/
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