{"id":"CVE-2020-5726","aliases":["EUVD-2020-26885","GHSA-j8g2-wfvh-q3pf"],"status":"published","title":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI...","description":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.04332,"percentile":0.9127,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-89"],"published":"2020-03-30T19:03:52Z","modified":"2026-06-17T03:22:07Z","exploits":[{"source":"exploitdb","id":"EDB-48270","title":"Grandstream UCM6200 Series CTI Interface - 'user_password' SQL Injection","type":"webapps","platform":"hardware","date":"2020-03-31","url":"https://www.exploit-db.com/exploits/48270"}],"products":[{"vendor":"grandstream","product":"ucm6202_firmware"},{"vendor":"grandstream","product":"ucm6204_firmware"},{"vendor":"grandstream","product":"ucm6208_firmware"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2020-17","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/156977/Grandstream-UCM6200-Series-CTI-Interface-SQL-Injection.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5726"},{"url":"https://github.com/advisories/GHSA-j8g2-wfvh-q3pf"}],"sources":{"cve":[{"id":"CVE-2020-5726","description":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.","status":"published","published":"2020-03-30T19:03:52Z","modified":"2024-08-04T08:39:25.691Z","cwes":["CWE-89"],"updated_at":"2026-11-02T14:35:47.22408Z"}],"euvd":[{"id":"EUVD-2020-26885","description":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.","status":"published","published":"2020-03-30T19:03:52Z","modified":"2024-08-04T08:39:25Z","updated_at":"2026-11-03T03:08:06.272693Z"}],"ghsa":[{"id":"GHSA-j8g2-wfvh-q3pf","title":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI...","description":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.","status":"published","published":"2022-05-24T17:12:57Z","modified":"2023-01-29T05:02:05Z","updated_at":"2026-11-02T14:44:59.173471Z"}],"nvd":[{"id":"CVE-2020-5726","description":"The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.","status":"published","published":"2020-03-30T20:15:20.18Z","modified":"2026-06-17T03:22:07.527Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:05:56.580228Z"}]}}