{"id":"CVE-2021-38351","aliases":["EUVD-2021-24804","GHSA-mwwm-v9vx-c276"],"status":"published","title":"OSD Subscribe \u003c= 1.2.3 Reflected Cross-Site Scripting","description":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the osd_subscribe_message parameter found in the ~/options/osd_subscribe_options_subscribers.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.3.","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":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00895,"percentile":0.59999,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-10T13:32:04Z","modified":"2026-06-17T04:01:55Z","products":[{"vendor":"osd subscribe","product":"osd subscribe"},{"vendor":"outsidesource","product":"osd_subscribe"}],"references":[{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38351","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/osd-subscribe/tags/1.2.3/options/osd_subscribe_options_subscribers.php#L86","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38351"},{"url":"https://github.com/advisories/GHSA-mwwm-v9vx-c276"}],"sources":{"cve":[{"id":"CVE-2021-38351","title":"OSD Subscribe \u003c= 1.2.3 Reflected Cross-Site Scripting","description":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the osd_subscribe_message parameter found in the ~/options/osd_subscribe_options_subscribers.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.3.","status":"published","published":"2021-09-10T13:32:04.778Z","modified":"2025-05-02T20:15:03.633Z","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":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-24804","description":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the osd_subscribe_message parameter found in the ~/options/osd_subscribe_options_subscribers.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.3.","status":"published","published":"2021-09-10T13:32:04Z","modified":"2025-05-02T20:15:03Z","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"}],"updated_at":"2026-11-02T20:51:54.869696Z"}],"ghsa":[{"id":"GHSA-mwwm-v9vx-c276","title":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the...","description":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the osd_subscribe_message parameter found in the ~/options/osd_subscribe_options_subscribers.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.3.","status":"published","published":"2022-05-24T19:14:10Z","modified":"2023-01-30T05:02:10Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:34.725436Z"}],"nvd":[{"id":"CVE-2021-38351","description":"The OSD Subscribe WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the osd_subscribe_message parameter found in the ~/options/osd_subscribe_options_subscribers.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.2.3.","status":"published","published":"2021-09-10T14:15:10.677Z","modified":"2026-06-17T04:01:55.77Z","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":"secondary"},{"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":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:58.502206Z"}]}}