{"id":"CVE-2023-2433","state":"PUBLISHED","title":"YARPP – Yet Another Related Posts Plugin <= 5.30.3 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The YARPP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'className' parameter in versions up to, and including, 5.30.3 due to insufficient input sanitization and output escaping. This makes it possible for contributor-level attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2023-07-18T08:37:09.177Z","updatedAt":"2026-04-08T16:46:02.192Z","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":["jeffparker YARPP – Yet Another Related Posts Plugin"],"affected":[{"vendor":"jeffparker","product":"YARPP – Yet Another Related Posts Plugin","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.30.3","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/35bd7462-8dab-43b2-9941-fef6f826cfdc?source=cve","https://plugins.trac.wordpress.org/browser/yet-another-related-posts-plugin/tags/5.30.3/classes/YARPP_Core.php#L1623","https://plugins.trac.wordpress.org/changeset/2939617/yet-another-related-posts-plugin/trunk/classes/YARPP_Core.php"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/2xxx/CVE-2023-2433.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-2433","state":"PUBLISHED","datePublished":"2023-07-18T08:37:09.177Z","dateUpdated":"2026-04-08T16:46:02.192Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2023-05-01T09:07:05.458Z"},"containers":{"cna":{"title":"YARPP – Yet Another Related Posts Plugin <= 5.30.3 - Authenticated (Contributor+) Stored Cross-Site Scripting","descriptions":[{"lang":"en","value":"The YARPP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'className' parameter in versions up to, and including, 5.30.3 due to insufficient input sanitization and output escaping. This makes it possible for contributor-level attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"jeffparker","product":"YARPP – Yet Another Related Posts Plugin","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.30.3","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/35bd7462-8dab-43b2-9941-fef6f826cfdc?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/yet-another-related-posts-plugin/tags/5.30.3/classes/YARPP_Core.php#L1623"},{"url":"https://plugins.trac.wordpress.org/changeset/2939617/yet-another-related-posts-plugin/trunk/classes/YARPP_Core.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":"2026-04-08T16:46:02.192Z"},"credits":[{"lang":"en","type":"finder","value":"István Márton"}],"timeline":[{"time":"2023-05-01T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2023-05-01T00:00:00.000Z","lang":"en","value":"Vendor Notified"},{"time":"2023-07-17T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/35bd7462-8dab-43b2-9941-fef6f826cfdc?source=cve","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/browser/yet-another-related-posts-plugin/tags/5.30.3/classes/YARPP_Core.php#L1623","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/changeset/2939617/yet-another-related-posts-plugin/trunk/classes/YARPP_Core.php","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:19:15.241Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-27T20:00:37.689393Z","id":"CVE-2023-2433","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-27T20:00:55.557Z"}}]}}}