{"id":"CVE-2026-6173","state":"PUBLISHED","title":"Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'background_image' Parameter","description":"The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'background_image' parameter of the plugin's bt_bb_section shortcode in all versions up to, and including, 5.7.2 due to insufficient input sanitization and output escaping on user-supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2026-09-30T07:41:07.474Z","updatedAt":"2026-09-30T15:28:10.523Z","severity":{"score":6.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["boldthemes Bold Page Builder"],"affected":[{"vendor":"boldthemes","product":"Bold Page Builder","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.7.2","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/bbadef9e-1e2d-4bd2-800a-f9369b795728?source=cve","https://plugins.trac.wordpress.org/changeset/3526548/bold-page-builder/trunk/content_elements/bt_bb_section/bt_bb_section.php"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/6xxx/CVE-2026-6173.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6173","state":"PUBLISHED","datePublished":"2026-09-30T07:41:07.474Z","dateUpdated":"2026-09-30T15:28:10.523Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-04-12T21:50:51.894Z"},"containers":{"cna":{"title":"Bold Page Builder <= 5.7.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'background_image' Parameter","descriptions":[{"lang":"en","value":"The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'background_image' parameter of the plugin's bt_bb_section shortcode in all versions up to, and including, 5.7.2 due to insufficient input sanitization and output escaping on user-supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"boldthemes","product":"Bold Page Builder","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.7.2","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/bbadef9e-1e2d-4bd2-800a-f9369b795728?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/3526548/bold-page-builder/trunk/content_elements/bt_bb_section/bt_bb_section.php"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","baseScore":6.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-09-30T07:41:07.474Z"},"credits":[{"lang":"en","type":"finder","value":"Lucas torres (Rooting)"}],"timeline":[{"time":"2026-04-03T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2026-08-05T08:40:19.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-09-29T19:35:18.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-6173","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-30T12:53:43.639887Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-30T15:28:10.523Z"}}]}}}