{"action":"Upgrade mcp-atlassian to 0.22.0 or later.","affected":[{"fixed":"0.22.0","introduced":"0"}],"component":"mcp-atlassian","cve_ids":["CVE-2026-77267"],"ecosystem":"PyPI","epss":0.0032,"exploited":false,"fixed_versions":["0.22.0"],"ghsa_id":"GHSA-5wf4-jqxh-8gm3","id":"tcs_01M5KH9S4G3YVHKJKP55EWXAS6","modified_at":"2026-10-01T17:45:10.027422041Z","published_at":"2026-10-01T16:38:36.058700Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4084","https://github.com/sooperset/mcp-atlassian/security/advisories/GHSA-5wf4-jqxh-8gm3","https://nvd.nist.gov/vuln/detail/CVE-2026-77267","https://github.com/sooperset/mcp-atlassian/pull/1448","https://github.com/sooperset/mcp-atlassian/commit/b041733473f95119dd539542a43c280737a8e460","https://github.com/sooperset/mcp-atlassian","https://github.com/sooperset/mcp-atlassian/releases/tag/v0.22.0","https://pypi.org/project/mcp-atlassian","https://github.com/advisories/GHSA-5wf4-jqxh-8gm3"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-4084","url":"https://osv.dev/vulnerability/PYSEC-2026-4084"},{"source":"nvd","source_id":"CVE-2026-77267","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77267"}],"summary":"mcp-atlassian has an incomplete SSRF remediation"}