# CISA orders urgent patching of actively exploited Zimbra flaw

> **Newsylist Open Intelligence Dossier** · First detected: 2026-08-24 21:29 UTC · Category: Technology · Sources: 4 · Current Velocity: 2

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| Dark Reading | Exploited Zimbra Flaw Highlights Shrinking Window to Patch | 2026-08-24 10:45 | [Source Link](https://news.google.com/rss/articles/CBMioAFBVV95cUxONkllWi1WY0VCMVBKUzE0bS1feGJROFpNS0JyUFZoYjhsOW1jWmRuWG8xZXJMQWxfMlRsdk81TnFZWkQ1NmtWM1BBRTBCclpFbzAwWWVsY1FlZFdKaENmcC1kQkNUTDlsQk5JSER6X3M4MkhZeHFEa3YyM2o5XzhmZnBvVFZfdExFZGwxU3c4R09mUU1wWERRaWFNOGNMWnhX?oc=5) |
| SC Media | CISA adds Zimbra Collaboration Suite bug to exploited vulnerabilities list | 2026-08-24 10:45 | [Source Link](https://news.google.com/rss/articles/CBMipgFBVV95cUxOOUt2ak1LS1J6UlNEMGdnWmd0Z2k2c2hDa0JTczRoTGNTQ1BaUGxxNnVHdzl4UTdlUFBobEo0TnNMYkFwa2dkZkQxLUQ2eVctbEN0OE92bFRQWjJ0bXBZQzRyaVBNRlR6UlhocTFUU3lNN1pJTWpfcEFFNEhUVWMyLUxUMTAxUkhuTXV6Y3oyenI1eXZBd05SRlVSZmgtdnZ1Ry1SNGpn?oc=5) |
| Cyber Security Agency of Singapore | High-Severity Vulnerability in Zimbra Collaboration Suite | 2026-08-24 10:45 | [Source Link](https://news.google.com/rss/articles/CBMickFVX3lxTFBsNmlBMGRxRmpkYTg0Nm8xVzVYTmp6bmVxN1NZUmFwR3FWenU2NlB5V2V4SFB6c3BmV201Q0s3ZTJUZGZ6b1hQVXZ3MjNMeEczN2ZaSkhsRmI5dkVPeXI2NFcyUjk5TVpSS1hvOXdxTnFFQQ?oc=5) |
| BleepingComputer | CISA orders urgent patching of actively exploited Zimbra flaw | 2026-08-24 10:45 | [Source Link](https://news.google.com/rss/articles/CBMirgFBVV95cUxPd19DdDhlbVhwWmVIVXkyOFRpdTB0ekhtRG5JX19PVDJlQWVkSzRiWFpTcG9qaEpuMWJTbm1tM1YzbmdRYnItOXhrLVBGamdLaTBUc1NpRm1GTVZLVnJuYnBteHpOZ3JLdGVtTUJWMS1YYlFrVkFmVEtBUUxBMEVuUkU5MTZ0ajBUaUpXZ3JSQmF1NGc0a2pyUXFyUFVJUjlBSnI2ZFQ2ZS1wVW8tOHfSAbMBQVVfeXFMTjEybDh1cnNEY2tIYmJrREk1VGZ3Z1kwWUNsYi1HbHQtSm5TU3JzemVjbjZRMl9nRVh4eFNWNmhXOXczTm1jeXFkRmRIVlN2c1pudFZZbTFpYmNEaUF6R2FhbFRPeWxqZktMdGdZWk1GbGZXRTNDZUZzZU0tRjNsSjBwVzN5NFo3X0ViM0hEcHo0Ty1mRW53bld2NFYxdlctYlNxOVl) |

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*Canonical Source: https://www.newsylist.com/trend/2026-08-24/cisa-orders-urgent-patching-of-actively-exploited-zimbra-flaw*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*