{"id":"CVE-2020-5769","aliases":["EUVD-2020-26928","GHSA-j74f-6554-w8gh"],"status":"published","title":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote,...","description":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by injecting malicious client-side code into the 'URL/ Host / Connection' form in the 'DATA TO SERVER' configuration section.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00636,"percentile":0.50789,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-07-17T21:23:06Z","modified":"2026-06-17T03:22:12Z","products":[{"vendor":"teltonika-networks","product":"gateway_trb245_firmware"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2020-43-0","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5769"},{"url":"https://github.com/advisories/GHSA-j74f-6554-w8gh"}],"sources":{"cve":[{"id":"CVE-2020-5769","description":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by injecting malicious client-side code into the 'URL/ Host / Connection' form in the 'DATA TO SERVER' configuration section.","status":"published","published":"2020-07-17T21:23:06Z","modified":"2024-08-04T08:39:25.822Z","updated_at":"2026-11-02T14:35:47.22408Z"}],"euvd":[{"id":"EUVD-2020-26928","description":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by injecting malicious client-side code into the 'URL/ Host / Connection' form in the 'DATA TO SERVER' configuration section.","status":"published","published":"2020-07-17T21:23:06Z","modified":"2024-08-04T08:39:25Z","updated_at":"2026-11-03T03:08:05.705852Z"}],"ghsa":[{"id":"GHSA-j74f-6554-w8gh","title":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote,...","description":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by injecting malicious client-side code into the 'URL/ Host / Connection' form in the 'DATA TO SERVER' configuration section.","status":"published","published":"2022-05-24T17:23:56Z","modified":"2023-01-29T05:03:34Z","updated_at":"2026-11-02T14:45:20.937669Z"}],"nvd":[{"id":"CVE-2020-5769","description":"Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.02 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by injecting malicious client-side code into the 'URL/ Host / Connection' form in the 'DATA TO SERVER' configuration section.","status":"published","published":"2020-07-17T22:15:11.48Z","modified":"2026-06-17T03:22:12.013Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:10.086163Z"}]}}