{"id":"CVE-2024-4546","state":"PUBLISHED","title":"Custom Post Type Attachment <= 3.4.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via pdf_attachment Shortcode","description":"The Custom Post Type Attachment plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'pdf_attachment' shortcode in all versions up to, and including, 3.4.5 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":"2024-05-16T07:32:43.000Z","updatedAt":"2026-04-08T17:33:37.751Z","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":["avimegladon Custom Post Type Attachment"],"affected":[{"vendor":"avimegladon","product":"Custom Post Type Attachment","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.4.5","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/f6ba2907-36f4-4c4d-9e25-d13d32e28690?source=cve","https://plugins.trac.wordpress.org/changeset/3087121/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/4xxx/CVE-2024-4546.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-4546","state":"PUBLISHED","datePublished":"2024-05-16T07:32:43.000Z","dateUpdated":"2026-04-08T17:33:37.751Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2024-05-06T13:14:08.199Z"},"containers":{"cna":{"title":"Custom Post Type Attachment <= 3.4.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via pdf_attachment Shortcode","descriptions":[{"lang":"en","value":"The Custom Post Type Attachment plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'pdf_attachment' shortcode in all versions up to, and including, 3.4.5 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":"avimegladon","product":"Custom Post Type Attachment","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.4.5","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f6ba2907-36f4-4c4d-9e25-d13d32e28690?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/3087121/"}],"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":"2026-04-08T17:33:37.751Z"},"credits":[{"lang":"en","type":"finder","value":"Francesco Carlucci"}],"timeline":[{"time":"2024-05-15T18:50:55.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-4546","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-05-24T18:37:52.325417Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-04T17:54:15.682Z"}},{"title":"CVE Program Container","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f6ba2907-36f4-4c4d-9e25-d13d32e28690?source=cve","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/changeset/3087121/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-01T20:47:41.133Z"}}]}}}