{"id":"CVE-2023-0733","aliases":["EUVD-2023-12761","GHSA-xc2c-p2fc-pq4v"],"status":"published","title":"Newsletter Popup \u003c= 1.2 - Unauthenticated Stored XSS","description":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its settings, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0051,"percentile":0.43802,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-05-30T07:49:10Z","modified":"2026-06-17T05:26:11Z","products":[{"vendor":"newsletter_popup_project","product":"newsletter_popup"},{"vendor":"unknown","product":"newsletter popup"}],"references":[{"url":"https://wpscan.com/vulnerability/fed1e184-ff56-44fe-9876-d17c0156447a","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0733"},{"url":"https://github.com/advisories/GHSA-xc2c-p2fc-pq4v"}],"sources":{"cve":[{"id":"CVE-2023-0733","title":"Newsletter Popup \u003c= 1.2 - Unauthenticated Stored XSS","description":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its settings, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks","status":"published","published":"2023-05-30T07:49:10.677Z","modified":"2025-01-10T21:07:32.716Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-12761","description":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its settings, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks","status":"published","published":"2023-05-30T07:49:10Z","modified":"2025-01-10T21:07:32Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:04:21.239531Z"}],"ghsa":[{"id":"GHSA-xc2c-p2fc-pq4v","title":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its...","description":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its settings, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks","status":"published","published":"2023-05-30T09:30:18Z","modified":"2024-04-04T04:23:03Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:56:23.412856Z"}],"nvd":[{"id":"CVE-2023-0733","description":"The Newsletter Popup WordPress plugin through 1.2 does not sanitise and escape some of its settings, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks","status":"published","published":"2023-05-30T08:15:09.523Z","modified":"2026-06-17T05:26:11.537Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:08:03.795015Z"}]}}