{"id":"CVE-2021-24859","aliases":["EUVD-2021-11771","GHSA-m96c-8jmv-4r54"],"status":"published","title":"User Meta Shortcodes \u003c= 0.5 - Contributor+ Unauthorized Arbitrary User Metadata Access","description":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00809,"percentile":0.57321,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2021-12-13T10:41:11Z","modified":"2026-06-17T03:41:01Z","products":[{"vendor":"unknown","product":"user meta shortcodes"},{"vendor":"user_meta_shortcodes_project","product":"user_meta_shortcodes"}],"references":[{"url":"https://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24859"},{"url":"https://github.com/advisories/GHSA-m96c-8jmv-4r54"}],"sources":{"cve":[{"id":"CVE-2021-24859","title":"User Meta Shortcodes \u003c= 0.5 - Contributor+ Unauthorized Arbitrary User Metadata Access","description":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes","status":"published","published":"2021-12-13T10:41:11Z","modified":"2024-08-03T19:42:17.307Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11771","description":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes","status":"published","published":"2021-12-13T10:41:11Z","modified":"2024-08-03T19:42:17Z","updated_at":"2026-11-03T03:24:55.415131Z"}],"ghsa":[{"id":"GHSA-m96c-8jmv-4r54","title":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user...","description":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes","status":"published","published":"2021-12-14T00:01:00Z","modified":"2023-02-01T05:06:45Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:50:25.046492Z"}],"nvd":[{"id":"CVE-2021-24859","description":"The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes","status":"published","published":"2021-12-13T11:15:09.167Z","modified":"2026-06-17T03:41:01.683Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}