{"action":"Upgrade zebra-consensus to 5.0.2 or later.","affected":[{"fixed":"5.0.2","introduced":"0"}],"component":"zebra-consensus","cve_ids":["CVE-2026-40880"],"ecosystem":"crates.io","epss":0.00444,"exploited":false,"fixed_versions":["5.0.2"],"ghsa_id":"GHSA-xvj8-ph7x-65gf","id":"tcs_01M5KF4ZQ6PCDGJDEVZGV6VTHT","modified_at":"2026-05-05T16:12:16.862579Z","published_at":"2026-04-18T00:41:54Z","references":["https://osv.dev/vulnerability/GHSA-xvj8-ph7x-65gf","https://github.com/ZcashFoundation/zebra/security/advisories/GHSA-xvj8-ph7x-65gf","https://nvd.nist.gov/vuln/detail/CVE-2026-40880","https://github.com/ZcashFoundation/zebra"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-xvj8-ph7x-65gf","url":"https://osv.dev/vulnerability/GHSA-xvj8-ph7x-65gf"}],"summary":"Zebra: Cached Mempool Verification Bypasses Consensus Rules for Ahead-of-Tip Blocks"}