[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fOvOgZ55HmYziS_VxqFCRlGqLJek6zeJrs7LoepCIodo":3},{"article":4,"iocs":46},{"id":5,"title":6,"slug":7,"summary":8,"ai_summary":9,"brief":10,"full_text":11,"url":12,"image_url":13,"published_at":14,"ingested_at":15,"relevance_score":16,"entities":17,"category_id":24,"category":25,"article_tags":28},"01410a48-4680-4a92-b539-ba1df0c91801","Russian Hackers Exploit Zimbra Zero-Day Against US, Ukraine Targets","russian-hackers-exploit-zimbra-zero-day-against-us-ukraine-targets-47dd83","A state-sponsored threat group, dubbed \"Laundry Bear,\" sends \"half-click\" phishing emails that require a victim only to open or preview the message.","A Russian state-sponsored threat group, identified as 'Laundry Bear,' is actively exploiting a zero-day vulnerability in Zimbra collaboration software. The attackers are using a sophisticated 'half-click' phishing technique, where simply opening or previewing a specially crafted email can trigger the exploit. This campaign primarily targets organizations in the United States and Ukraine.","Russian hackers exploit Zimbra zero-day via phishing emails targeting US and Ukraine.",null,"https:\u002F\u002Fwww.darkreading.com\u002Fcyberattacks-data-breaches\u002Frussian-hackers-zimbra-zero-day-us-ukraine-targets","https:\u002F\u002Feu-images.contentstack.com\u002Fv3\u002Fassets\u002Fblt6d90778a997de1cd\u002Fblta778b4705951b9ec\u002F6a6271d8e9fe84f275c977a7\u002Frussianhackers_Anton_Petrus-Getty-2027926930.jpg?width=720&quality=80&disable=upscale","2026-07-23T21:23:18+00:00","2026-07-23T22:00:25.015764+00:00",9,[18,21],{"name":19,"type":20},"Laundry Bear","threat_actor",{"name":22,"type":23},"Zimbra","product","6cbdd207-aaa1-4176-9534-e156b125e917",{"id":24,"icon":11,"name":26,"slug":27},"Nation-state","nation-state",[29,34,36,41],{"category":30},{"id":31,"icon":11,"name":32,"slug":33},"574f766a-fb3f-487c-8d2c-0720ae75471b","Zero-day","zero-day",{"category":35},{"id":24,"icon":11,"name":26,"slug":27},{"category":37},{"id":38,"icon":11,"name":39,"slug":40},"89f78b1c-3503-45a1-9fc7-e23d2ce1c6d5","Malware","malware",{"category":42},{"id":43,"icon":11,"name":44,"slug":45},"e7b231c8-5f79-4465-8d38-1ef13aea5a14","Threat Intelligence","threat-intelligence",[47],{"type":40,"value":48,"context":49},"half-click","Exploitation technique used in phishing emails"]