{"id":"CVE-2025-5016","state":"PUBLISHED","title":"Relevanssi <= 4.24.5 (Free) and <= 2.27.6 (Premium) - Unauthenticated Stored Cross-Site Scripting via Excerpt Highlights","description":"The Relevanssi – A Better Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Excerpt Highlights in all versions up to, and including, 4.24.5 (Free) and 2.27.6 (Premium) due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2025-05-31T03:26:42.241Z","updatedAt":"2026-04-08T17:35:22.720Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["Relevanssi Relevanssi Premium","comesio Relevanssi – A Better Search"],"affected":[{"vendor":"Relevanssi","product":"Relevanssi Premium","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.27.6","versionType":"semver"}]},{"vendor":"comesio","product":"Relevanssi – A Better Search","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.24.5","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/ffb2ade3-d5ce-4459-ab83-e28cd4c84922?source=cve","https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.5/lib/excerpts-highlights.php#L418"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:09:39.787Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/5xxx/CVE-2025-5016.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-5016","state":"PUBLISHED","datePublished":"2025-05-31T03:26:42.241Z","dateUpdated":"2026-04-08T17:35:22.720Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2025-05-20T19:13:58.866Z"},"containers":{"cna":{"title":"Relevanssi <= 4.24.5 (Free) and <= 2.27.6 (Premium) - Unauthenticated Stored Cross-Site Scripting via Excerpt Highlights","descriptions":[{"lang":"en","value":"The Relevanssi – A Better Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Excerpt Highlights in all versions up to, and including, 4.24.5 (Free) and 2.27.6 (Premium) due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"Relevanssi","product":"Relevanssi Premium","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.27.6","versionType":"semver"}]},{"vendor":"comesio","product":"Relevanssi – A Better Search","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.24.5","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/ffb2ade3-d5ce-4459-ab83-e28cd4c84922?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.5/lib/excerpts-highlights.php#L418"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":4.7,"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":"2026-04-08T17:35:22.720Z"},"credits":[{"lang":"en","type":"finder","value":"Jack Taylor"}],"timeline":[{"time":"2025-05-11T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2025-05-30T14:49:18.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-06-02T15:36:53.758739Z","id":"CVE-2025-5016","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":"2025-06-02T15:50:21.107Z"}}]}}}