{"id":"CVE-2022-26300","aliases":["EUVD-2022-30861","GHSA-4gqj-83q4-74v3"],"status":"published","title":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01197,"percentile":0.68499,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-03-16T23:02:07Z","modified":"2026-10-28T02:31:07Z","products":[{"vendor":"eosio_project","product":"eos"}],"references":[{"url":"https://github.com/EOSIO/eos/issues/10820","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-26300","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4gqj-83q4-74v3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/26xxx/CVE-2022-26300.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-26300","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","status":"published","published":"2022-03-16T23:02:07Z","modified":"2024-08-03T04:56:37.954Z","updated_at":"2026-11-02T14:34:26.293612Z"}],"euvd":[{"id":"EUVD-2022-30861","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","status":"published","published":"2022-03-16T23:02:07Z","modified":"2024-08-03T04:56:37Z","updated_at":"2026-11-03T03:25:45.346573Z"}],"ghsa":[{"id":"GHSA-4gqj-83q4-74v3","title":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","status":"published","published":"2022-03-18T00:01:13Z","modified":"2023-01-27T05:00:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:41:46.892672Z"}],"nvd":[{"id":"CVE-2022-26300","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","status":"published","published":"2022-03-17T00:15:07.857Z","modified":"2026-06-17T04:34:56.47Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"CVE-2022-26300","description":"EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.","status":"published","published":"2022-03-16T23:02:07Z","modified":"2026-10-28T02:31:07.474519855Z","updated_at":"2026-11-02T15:44:24.758293Z"}]}}