{"id":"CVE-2023-39106","aliases":["EUVD-2023-2356","GHSA-v6c8-pwhq-288m"],"status":"published","title":"Nacos Spring vulnerable to Unsafe Deserialization","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01294,"percentile":0.70698,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2023-08-21T00:00:00Z","modified":"2026-06-17T06:11:34Z","affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.alibaba.nacos:nacos-spring-context","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.alibaba.nacos:nacos-spring-context","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.1"}]}],"versions":["0.1.0-RC1","0.2.1-RC1","0.2.2-RC1","0.2.3-RC1","0.3.0","0.3.1","0.3.3","0.3.4","0.3.5","0.3.6","1.0.0","1.1.0","1.1.1"]}],"products":[{"vendor":"alibabacloud","product":"nacos_spring_project"}],"references":[{"url":"https://github.com/nacos-group/nacos-spring-project/issues/314","tags":["x_transferred","Exploit","Issue Tracking","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39106","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-v6c8-pwhq-288m"},{"url":"https://github.com/nacos-group/nacos-spring-project","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-39106","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T15:34:18.411Z","updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-2356","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T15:34:18Z","updated_at":"2026-11-03T00:27:47.285621Z"}],"ghsa":[{"id":"GHSA-v6c8-pwhq-288m","title":"Nacos Spring vulnerable to Unsafe Deserialization","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","status":"published","published":"2023-08-21T18:31:23Z","modified":"2023-11-09T05:01:00Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:37:17.64478Z"}],"nvd":[{"id":"CVE-2023-39106","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","status":"published","published":"2023-08-21T17:15:48.587Z","modified":"2026-06-17T06:11:34.95Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:08:24.487686Z"}],"osv":[{"id":"GHSA-v6c8-pwhq-288m","title":"Nacos Spring vulnerable to Unsafe Deserialization","description":"An issue in Nacos Group Nacos Spring Project v.1.1.1 and before allows a remote attacker to execute arbitrary code via the SnakeYamls Constructor() component.","status":"published","published":"2023-08-21T18:31:23Z","modified":"2024-02-16T08:23:35.68966Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:56.981655Z"}]}}