{"action":"Upgrade zebrad to 4.5.0 or later.","affected":[{"fixed":"4.5.0","introduced":"0"}],"component":"zebrad","cve_ids":["CVE-2026-52732"],"ecosystem":"crates.io","epss":0.00507,"exploited":false,"fixed_versions":["4.5.0"],"ghsa_id":"GHSA-4fc2-h7jh-287c","id":"tcs_01M5KESK1AR72BXP73AP3TQQZK","modified_at":"2026-07-02T19:56:31.667704Z","published_at":"2026-07-02T19:39:02Z","references":["https://osv.dev/vulnerability/GHSA-4fc2-h7jh-287c","https://github.com/ZcashFoundation/zebra/security/advisories/GHSA-4fc2-h7jh-287c","https://github.com/ZcashFoundation/zebra","https://github.com/ZcashFoundation/zebra/blob/d4cd662c716382f6397d2a730148025a1ca79fec/zebrad/src/components/mempool/downloads.rs#L82"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-4fc2-h7jh-287c","url":"https://osv.dev/vulnerability/GHSA-4fc2-h7jh-287c"}],"summary":"zebrad has mempool transaction admission denial via single-peer inbound queue saturation"}