{"action":"Upgrade matrix-synapse to 1.106 or later.","affected":[{"fixed":"1.106","introduced":"0"}],"component":"matrix-synapse","cve_ids":["CVE-2024-37303"],"ecosystem":"PyPI","epss":0.0043,"exploited":false,"fixed_versions":["1.106"],"ghsa_id":"GHSA-gjgr-7834-rhxr","id":"tcs_01M5KFHSQPDZS1DYQM5QP9GG1D","modified_at":"2026-06-06T00:45:45.835783438Z","published_at":"2024-12-03T18:40:01Z","references":["https://osv.dev/vulnerability/GHSA-gjgr-7834-rhxr","https://github.com/element-hq/synapse/security/advisories/GHSA-gjgr-7834-rhxr","https://nvd.nist.gov/vuln/detail/CVE-2024-37303","https://github.com/matrix-org/matrix-spec-proposals/pull/3916","https://github.com/element-hq/synapse","https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2024-287.yaml"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-gjgr-7834-rhxr","url":"https://osv.dev/vulnerability/GHSA-gjgr-7834-rhxr"}],"summary":"Synapse's unauthenticated writes to the media repository allow planting of problematic content"}