{"id":"CVE-2020-1948","aliases":["EUVD-2022-1230","GHSA-whww-v56c-cgv2"],"status":"published","title":"Deserialization of Untrusted Data in Apache Dubbo","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.16441,"percentile":0.97004,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-502"],"published":"2020-07-14T13:11:31Z","modified":"2026-10-24T10:30:51Z","exploits":[{"source":"pocgithub","id":"M3g4Byt3/cve-2020-1948-poc","title":"M3g4Byt3/cve-2020-1948-poc","date":"2020-07-09","url":"https://github.com/M3g4Byt3/cve-2020-1948-poc"},{"source":"pocgithub","id":"ctlyz123/CVE-2020-1948","title":"ctlyz123/CVE-2020-1948","date":"2020-06-27","url":"https://github.com/ctlyz123/CVE-2020-1948"},{"source":"pocgithub","id":"keloke/Dubbo-deserialization","title":"keloke/Dubbo-deserialization","date":"2020-08-11","url":"https://github.com/keloke/Dubbo-deserialization"},{"source":"pocgithub","id":"txrw/Dubbo-CVE-2020-1948","title":"txrw/Dubbo-CVE-2020-1948","date":"2020-07-04","url":"https://github.com/txrw/Dubbo-CVE-2020-1948"}],"fixes":[{"ecosystem":"Maven","package":"org.apache.dubbo:dubbo","fixed_in":["2.7.7"],"sources":["ghsa","osv"]},{"ecosystem":"Maven","package":"org.apache.dubbo:dubbo-common","fixed_in":["2.7.7"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.dubbo:dubbo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.apache.dubbo:dubbo-common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.dubbo:dubbo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7"}]}],"versions":["2.7.0","2.7.1","2.7.2","2.7.3","2.7.4","2.7.4.1","2.7.5","2.7.6"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.dubbo:dubbo-common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7"}]}],"versions":["2.7.0","2.7.1","2.7.2","2.7.3","2.7.4","2.7.4.1","2.7.5","2.7.6"]}],"products":[{"vendor":"apache","product":"dubbo"},{"vendor":"apache software foundation","product":"apache dubbo"}],"references":[{"url":"https://lists.apache.org/thread.html/rbaa41711b3e7a8cd20e9013737423ddd079ddc12f90180f86e76523c%40%3Csecurity.dubbo.apache.org%3E","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1948","tags":["advisory"]},{"url":"https://nsfocusglobal.com/apache-dubbo-remote-code-execution-vulnerability-cve-2020-1948-threat-alert/","tags":["Third Party Advisory","advisory"]},{"url":"https://github.com/advisories/GHSA-whww-v56c-cgv2"},{"url":"https://nsfocusglobal.com/apache-dubbo-remote-code-execution-vulnerability-cve-2020-1948-threat-alert","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-1948","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2020-07-14T13:11:31Z","modified":"2024-08-04T06:53:59.966Z","updated_at":"2026-11-02T14:35:56.638833Z"}],"euvd":[{"id":"EUVD-2022-1230","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2020-07-14T13:11:31Z","modified":"2024-08-04T06:53:59Z","updated_at":"2026-11-03T03:08:10.95725Z"}],"ghsa":[{"id":"GHSA-whww-v56c-cgv2","title":"Deserialization of Untrusted Data in Apache Dubbo","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2022-02-10T22:39:17Z","modified":"2023-02-01T05:05:29Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2020-1948","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2020-07-14T14:15:17.79Z","modified":"2026-06-17T03:02:42.117Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:09.126752Z"}],"osv":[{"id":"CVE-2020-1948","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2020-07-14T14:15:17.79Z","modified":"2026-10-24T10:30:51.367811989Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:15.212689Z"},{"id":"GHSA-whww-v56c-cgv2","title":"Deserialization of Untrusted Data in Apache Dubbo","description":"This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.","status":"published","published":"2022-02-10T22:39:17Z","modified":"2024-02-17T05:34:59.27678Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:58.767335Z"}]}}