{"action":"Upgrade matrix-synapse to 1.120.1 or later.","affected":[{"fixed":"1.120.1","introduced":"0"}],"component":"matrix-synapse","cve_ids":["CVE-2024-52805"],"ecosystem":"PyPI","epss":0.00739,"exploited":false,"fixed_versions":["1.120.1"],"ghsa_id":"GHSA-rfq8-j7rh-8hf2","id":"tcs_01M5KGTMZQ53F7WRHNZD711QGY","modified_at":"2026-07-07T17:46:57.355211138Z","published_at":"2026-07-07T14:34:46.252699Z","references":["https://osv.dev/vulnerability/PYSEC-2026-1613","https://github.com/element-hq/synapse/security/advisories/GHSA-rfq8-j7rh-8hf2","https://nvd.nist.gov/vuln/detail/CVE-2024-52805","https://github.com/twisted/twisted/issues/4688#issuecomment-1167705518","https://github.com/twisted/twisted/issues/4688#issuecomment-2385711609","https://github.com/element-hq/synapse","https://pypi.org/project/matrix-synapse","https://github.com/advisories/GHSA-rfq8-j7rh-8hf2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-1613","url":"https://osv.dev/vulnerability/PYSEC-2026-1613"},{"source":"nvd","source_id":"CVE-2024-52805","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52805"}],"summary":"Synapse allows unsupported content types to lead to memory exhaustion"}