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CVE-2026-77271 MCP Atlassian: Incomplete path traversal fix allows intra-CWD module overwrite and RCE (bypass of CVE-2026-27825)

🗓️ 22 Sep 2026 18:00:33Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 4 Views

MCP Atlassian prior to 0.22.0 RCE via path traversal in Confluence attachment calls.

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24 Sep 2026 03:46Current
6.2Medium risk
Vulners AI Score6.2
CVSS 48.3
4