The Hacker News·Jul 30, 2026 criticalRussian Hackers Exploit Microsoft OWA Flaw to Keep Mailbox Access After Credential Rotation#breach#cve-2025-66376#cve-2026-42897 6 min
The Hacker News·Jul 28, 2026 critical⚡ Weekly Recap: Rogue AI Agents, Check Point Exploit, Slopsquatting, ClickFix Lures and More#cve-2025-66376#cve-2026-16232#cve-2026-16723 in the wild 13 min
Security Affairs·Jul 24, 2026 criticalUS Agencies Warn of Laundry Bear Campaign Targeting Unpatched Zimbra Servers#cve-2025-66376#vulnerability in the wild 5 min
The Hacker News·Jul 24, 2026 highRussian Espionage Group Exploited Zimbra Zero#cve-2025-66376#threat-actor in the wild 5 min
The Hacker News·Jul 24, 2026 criticalFake Notepad++ Plugin Delivers MATCHBOIL.V2 in UAC#cve-2025-49113#cve-2025-66376#cve-2026-8496 5 min
Help Net Security·Jul 24, 2026Russian hackers exploit unpatched Zimbra servers to steal emails#cve-2025-66376#vulnerability 3 min
CyberScoop·Jul 23, 2026 criticalRussian espionage group using novel Zimbra exploit to steal sensitive data from Western countries#cve-2025-66376#threat-actor in the wild 4 min
Infosecurity Magazine·Jul 23, 2026 criticalRussian Hackers Exploit New ‘Zero#cve-2025-66376#exploit 3 min
Security Affairs·Jul 10, 2026 criticalUpdate Now: Critical Zimbra Classic Web Client Flaw Could Expose Mailboxes#breach#cve-2020-7796#cve-2025-66376 in the wild 2 min
The Hacker News·Mar 20, 2026 criticalCISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero#advisory#cve-2022-20775#cve-2025-66376 in the wild 5 min
Security Affairs·Mar 19, 2026 criticalRussian APT targets Ukraine via Zimbra XSS flaw CVE-2025#cve-2025-66376#vulnerability in the wild 3 min1
The Record·Mar 19, 2026 criticalRussian hackers exploit Zimbra flaw to breach Ukrainian maritime agency#cve-2025-66376#vulnerability 2 min
Security Affairs·Mar 18, 2026 highU.S. CISA adds Microsoft SharePoint and Zimbra flaws to its Known Exploited Vulnerabilities catalog#cve-2025-66376#cve-2026-20963#exploit in the wild