{"action":"Upgrade zebrad to 4.4.0 or later.","affected":[{"fixed":"4.4.0","introduced":"0"}],"component":"zebrad","cve_ids":["CVE-2026-44497"],"ecosystem":"crates.io","epss":0.00188,"exploited":false,"fixed_versions":["4.4.0"],"ghsa_id":"GHSA-gq4h-3grw-2rhv","id":"tcs_01M5KF03HCFG55MV81YBG5BDMB","modified_at":"2026-05-13T13:51:55.152295Z","published_at":"2026-05-07T20:56:21Z","references":["https://osv.dev/vulnerability/GHSA-gq4h-3grw-2rhv","https://github.com/ZcashFoundation/zebra/security/advisories/GHSA-gq4h-3grw-2rhv","https://nvd.nist.gov/vuln/detail/CVE-2026-44497","https://github.com/ZcashFoundation/zebra","https://github.com/ZcashFoundation/zebra/releases/tag/v4.4.0"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-gq4h-3grw-2rhv#crates.io/zebrad","url":"https://osv.dev/vulnerability/GHSA-gq4h-3grw-2rhv"}],"summary":"Zebra has Consensus Divergence in Transparent Sighash Hash-Type Handling due to Stale Buffer"}