{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-3565","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","state":"PUBLISHED","assignerShortName":"Wordfence","dateReserved":"2024-04-10T00:16:48.312Z","datePublished":"2024-06-01T03:31:16.729Z","dateUpdated":"2026-04-08T16:37:14.986Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","shortName":"Wordfence","dateUpdated":"2026-04-08T16:37:14.986Z"},"affected":[{"vendor":"vanderwijk","product":"Content Blocks (Custom Post Widget)","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.3.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The Content Blocks (Custom Post Widget) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'content_block' shortcode in all versions up to, and including, 3.3.0 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."}],"title":"Content Blocks (Custom Post Widget) <= 3.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via content_block Shortcode","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/16d8eab2-953a-46bf-a0f6-296bcea86305?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/custom-post-widget/trunk/shortcode.php#L62"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3078739%40custom-post-widget&new=3078739%40custom-post-widget&sfp_email=&sfph_mail=#file6"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","cweId":"CWE-79","type":"CWE"}]}],"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"}}],"credits":[{"lang":"en","type":"finder","value":"Alex Thomas"}],"timeline":[{"time":"2024-04-09T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2024-05-31T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-3565","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-06-03T18:52:50.360824Z"}}}],"affected":[{"cpes":["cpe:2.3:a:johan_van_der_wijk:content_blocks_custom_post_widget:*:*:*:*:*:*:*:*"],"vendor":"johan_van_der_wijk","product":"content_blocks_custom_post_widget","versions":[{"status":"affected","version":"0","versionType":"semver","lessThanOrEqual":"3.3.0"}],"defaultStatus":"unaffected"}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:31:18.404Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-01T20:12:07.844Z"},"title":"CVE Program Container","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/16d8eab2-953a-46bf-a0f6-296bcea86305?source=cve","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/browser/custom-post-widget/trunk/shortcode.php#L62","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3078739%40custom-post-widget&new=3078739%40custom-post-widget&sfp_email=&sfph_mail=#file6","tags":["x_transferred"]}]}]}}