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CVE-2026-77261 MCP Atlassian: SSRF redirect protection missing for basic-auth and OAuth authentication branches

🗓️ 22 Sep 2026 18:06:20Reported by GoogleType 
osv-cve
 osv-cve
🔗 osv.dev👁 16 Views

SSRF in MCP Atlassian before 0.22.0 follows redirects in basic-auth and OAuth sessions.

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01 Oct 2026 17:55Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.1
EPSS0.00321
16