{"id":"CVE-2022-4837","aliases":["EUVD-2022-52114","GHSA-37v2-887x-rc5j"],"status":"published","title":"CPO Companion \u003c 1.1.0 - Contributor+ Stored XSS via Shortcode","description":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.","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":"2026-11-08","score":0.00534,"percentile":0.45311,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-01-30T20:31:48Z","modified":"2026-06-17T05:21:59Z","products":[{"vendor":"machothemes","product":"cpo companion"},{"vendor":"machothemes","product":"cpo_companion"},{"vendor":"unknown","product":"cpo companion"}],"references":[{"url":"https://wpscan.com/vulnerability/41abeacb-ef3e-4621-89bb-df0f2eb617da","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4837"},{"url":"https://github.com/advisories/GHSA-37v2-887x-rc5j"}],"sources":{"cve":[{"id":"CVE-2022-4837","title":"CPO Companion \u003c 1.1.0 - Contributor+ Stored XSS via Shortcode","description":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.","status":"published","published":"2023-01-30T20:31:48.836Z","modified":"2025-03-27T19:21:45.193Z","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":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:38.263045Z"}],"euvd":[{"id":"EUVD-2022-52114","description":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.","status":"published","published":"2023-01-30T20:31:48Z","modified":"2025-03-27T19:21:45Z","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"}],"updated_at":"2026-11-02T20:52:49.093928Z"}],"ghsa":[{"id":"GHSA-37v2-887x-rc5j","title":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its...","description":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.","status":"published","published":"2023-01-30T21:30:20Z","modified":"2023-02-14T05:06:24Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:54:07.544087Z"}],"nvd":[{"id":"CVE-2022-4837","description":"The CPO Companion WordPress plugin before 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.","status":"published","published":"2023-01-30T21:15:12.907Z","modified":"2026-06-17T05:21:59.39Z","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":"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":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:35.561816Z"}]}}