{"action":"Upgrade grpcio to 1.53.0 or later.","affected":[{"fixed":"1.53.0","introduced":"1.51.0"}],"component":"grpcio","cve_ids":["CVE-2023-1428"],"ecosystem":"PyPI","epss":0.00406,"exploited":false,"fixed_versions":["1.53.0"],"ghsa_id":"GHSA-6628-q6j9-w8vg","id":"tcs_01M5KGSH8KRVW1HH5RFG6YPNS3","modified_at":"2026-07-07T17:47:41.795733660Z","published_at":"2026-07-07T11:45:20.615704Z","references":["https://osv.dev/vulnerability/PYSEC-2026-1425","https://nvd.nist.gov/vuln/detail/CVE-2023-1428","https://github.com/grpc/grpc/issues/33463","https://github.com/grpc/grpc/commit/2485fa94bd8a723e5c977d55a3ce10b301b437f8","https://github.com/rubysec/ruby-advisory-db/blob/master/gems/grpc/CVE-2023-1428.yml","https://pypi.org/project/grpcio","https://github.com/advisories/GHSA-6628-q6j9-w8vg"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-1425","url":"https://osv.dev/vulnerability/PYSEC-2026-1425"}],"summary":"gRPC Reachable Assertion issue"}