{"id":"GHSA-wfm2-rq5g-f8v5","aliases":[],"status":"published","title":"@account-kit/smart-contracts Allowlist Module Bypass Vulnerability","description":"### Summary\nAllowlist module contains a bypass vulnerability\n\n### Details\nThe logic for using an allowlist on a Modular Account V2 contained a bug that allowed session keys to bypass any allowlist configuration\n\n### Action\nIf you are using @aa-sdk and/or @account-kit/smart-contracts between the versions of \u003e=4.8.0 and \u003c4.28.1, please upgrade to 4.28.2","severity":{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-288"],"published":"2025-04-29T15:11:41Z","modified":"2025-04-29T15:11:41Z","fixes":[{"ecosystem":"npm","package":"@account-kit/smart-contracts","fixed_in":["4.28.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@account-kit/smart-contracts","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.8.0"},{"fixed":"4.28.2"}]}]},{"source":"osv","ecosystem":"npm","package":"@account-kit/smart-contracts","ranges":[{"type":"SEMVER","events":[{"introduced":"4.8.0"},{"fixed":"4.28.2"}]}]}],"references":[{"url":"https://github.com/alchemyplatform/aa-sdk/security/advisories/GHSA-wfm2-rq5g-f8v5","tags":["web"]},{"url":"https://github.com/alchemyplatform/aa-sdk/commit/b65bafdb9eec3a009df2cbabf09a35a76550e9d0","tags":["web"]},{"url":"https://github.com/advisories/GHSA-wfm2-rq5g-f8v5"},{"url":"https://github.com/alchemyplatform/aa-sdk","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-wfm2-rq5g-f8v5","title":"@account-kit/smart-contracts Allowlist Module Bypass Vulnerability","description":"### Summary\nAllowlist module contains a bypass vulnerability\n\n### Details\nThe logic for using an allowlist on a Modular Account V2 contained a bug that allowed session keys to bypass any allowlist configuration\n\n### Action\nIf you are using @aa-sdk and/or @account-kit/smart-contracts between the versions of \u003e=4.8.0 and \u003c4.28.1, please upgrade to 4.28.2","status":"published","published":"2025-04-29T15:11:41Z","modified":"2025-04-29T15:11:41Z","cvss":[{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:38:41.402125Z"}],"osv":[{"id":"GHSA-wfm2-rq5g-f8v5","title":"@account-kit/smart-contracts Allowlist Module Bypass Vulnerability","description":"### Summary\nAllowlist module contains a bypass vulnerability\n\n### Details\nThe logic for using an allowlist on a Modular Account V2 contained a bug that allowed session keys to bypass any allowlist configuration\n\n### Action\nIf you are using @aa-sdk and/or @account-kit/smart-contracts between the versions of \u003e=4.8.0 and \u003c4.28.1, please upgrade to 4.28.2","status":"published","published":"2025-04-29T15:11:41Z","modified":"2025-04-29T15:11:41Z","cvss":[{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:46:58.401149Z"}]}}