{"action":"Upgrade mcp-atlassian to 0.22.0 or later.","affected":[{"fixed":"0.22.0","introduced":"0"}],"component":"mcp-atlassian","cve_ids":["CVE-2026-73498"],"ecosystem":"PyPI","epss":0.00481,"exploited":false,"fixed_versions":["0.22.0"],"ghsa_id":"GHSA-g5r6-gv6m-f5jv","id":"tcs_01M5KH6R5XCHTD6KFQRR93T39Q","modified_at":"2026-08-19T12:45:11.382376148Z","published_at":"2026-08-19T11:56:24.952544Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3683","https://github.com/sooperset/mcp-atlassian/security/advisories/GHSA-g5r6-gv6m-f5jv","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-g5r6-gv6m-f5jv","https://nvd.nist.gov/vuln/detail/CVE-2026-73498"],"severity":{"label":"high","score":7.7},"sources":[{"source":"osv","source_id":"PYSEC-2026-3683","url":"https://osv.dev/vulnerability/PYSEC-2026-3683"}],"summary":"mcp-atlassian: Arbitrary file read via missing path validation in confluence_upload_attachment"}