{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"0.2.0"}],"component":"unbounded-spsc","cve_ids":["CVE-2026-46690"],"ecosystem":"crates.io","epss":0.0013,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-6m57-8r3p-pqx6","id":"tcs_01M5KETQZS3H7S39T0C4V7T77J","modified_at":"2026-06-12T19:45:09.840919611Z","published_at":"2026-05-29T19:05:21Z","references":["https://osv.dev/vulnerability/GHSA-6m57-8r3p-pqx6","https://github.com/spearman/unbounded-spsc/security/advisories/GHSA-6m57-8r3p-pqx6","https://nvd.nist.gov/vuln/detail/CVE-2026-46690","https://github.com/spearman/unbounded-spsc"],"severity":{"label":"medium","score":5.8},"sources":[{"source":"osv","source_id":"GHSA-6m57-8r3p-pqx6","url":"https://osv.dev/vulnerability/GHSA-6m57-8r3p-pqx6"}],"summary":"unbounded-spsc: Sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race"}