{"id":"CVE-2021-34632","aliases":["EUVD-2021-21282","GHSA-4rh7-4h26-629j"],"status":"published","title":"SEO Backlinks \u003c= 4.0.1 - Cross-Site Request Forgery to Stored Cross-Site Scripting","description":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0068,"percentile":0.52731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2021-08-02T20:39:25Z","modified":"2026-06-17T03:56:16Z","products":[{"vendor":"seo backlinks","product":"seo backlinks"},{"vendor":"seo_backlinks_project","product":"seo_backlinks"}],"references":[{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34632","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/seo-backlinks/trunk/seo-backlinks.php#L75","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34632"},{"url":"https://github.com/advisories/GHSA-4rh7-4h26-629j"}],"sources":{"cve":[{"id":"CVE-2021-34632","title":"SEO Backlinks \u003c= 4.0.1 - Cross-Site Request Forgery to Stored Cross-Site Scripting","description":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.","status":"published","published":"2021-08-02T20:39:25.04Z","modified":"2024-09-17T00:31:14.351Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21282","description":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.","status":"published","published":"2021-08-02T20:39:25Z","modified":"2024-09-17T00:31:14Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:58.42254Z"}],"ghsa":[{"id":"GHSA-4rh7-4h26-629j","title":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config...","description":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.","status":"published","published":"2022-05-24T19:09:29Z","modified":"2023-01-30T05:01:12Z","cwes":["CWE-352"],"updated_at":"2026-11-02T14:46:21.550142Z"}],"nvd":[{"id":"CVE-2021-34632","description":"The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.","status":"published","published":"2021-08-02T21:15:08.513Z","modified":"2026-06-17T03:56:16.07Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}