Mmastodon TechnologyCybersecurity first seen 14 h ago, last 14 h ago, peak #6

Atlassian products hit by critical vulnerability scoring 9.3

Original: 🚨 EUVD-2026-92807 📊 Score: 9.3/10 (CVSS v3.1) 📦 Product: Bitbucket Data Center, Crowd Server, Crucible Data Center (+13

Atlassian has a critical vulnerability, tracked as EUVD-2026-92807, affecting a range of its enterprise products including Bitbucket Data Center, Crowd Server, Crucible Data Center, Confluence Data Center and Jira Service Management. The flaw carries a CVSS v3.1 severity score of 9.3 out of 10, putting it in the critical range. The advisory was updated on 5 October 2026, and security teams are being urged to check whether their deployments of the affected Atlassian products are exposed.

Why now: A critical 9.3-scored flaw across widely used Atlassian enterprise tools prompts administrators to assess and patch their systems.

AtlassianBitbucket Data CenterCrowd ServerCrucible Data CenterConfluence Data Center

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Evidence

• 🚨 EUVD-2026-92807 📊 Score: 9.3/10 (CVSS v3.1) 📦 Product: Bitbucket Data Center, Crowd Server, Crucible Data Center (+13 more) 🏢 Vendor: Atlassian 📅 Updated: 2026-10-05 📝 h3. Summary This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service… · EUVD_Bot

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