{"id":"CVE-2025-13889","state":"PUBLISHED","title":"Simple Nivo Slider <= 0.5.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","description":"The Simple Nivo Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' shortcode parameter in all versions up to, and including, 0.5.6 due to insufficient input sanitization and output escaping. 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":"2025-12-12T03:20:38.773Z","updatedAt":"2026-04-08T16:35:00.884Z","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":["tmus Simple Nivo Slider"],"affected":[{"vendor":"tmus","product":"Simple Nivo Slider","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.5.6","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/0c1c343c-ef16-4468-a983-0dc9fd152dd5?source=cve","https://plugins.trac.wordpress.org/browser/simple-nivo-slider/tags/0.5.6/simple-nivo-slider.php#L208","https://plugins.trac.wordpress.org/browser/simple-nivo-slider/trunk/simple-nivo-slider.php#L208"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/13xxx/CVE-2025-13889.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-13889","state":"PUBLISHED","datePublished":"2025-12-12T03:20:38.773Z","dateUpdated":"2026-04-08T16:35:00.884Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2025-12-02T15:23:17.651Z"},"containers":{"cna":{"title":"Simple Nivo Slider <= 0.5.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes","descriptions":[{"lang":"en","value":"The Simple Nivo Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' shortcode parameter in all versions up to, and including, 0.5.6 due to insufficient input sanitization and output escaping. 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":"tmus","product":"Simple Nivo Slider","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.5.6","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/0c1c343c-ef16-4468-a983-0dc9fd152dd5?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/simple-nivo-slider/tags/0.5.6/simple-nivo-slider.php#L208"},{"url":"https://plugins.trac.wordpress.org/browser/simple-nivo-slider/trunk/simple-nivo-slider.php#L208"}],"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":"2026-04-08T16:35:00.884Z"},"credits":[{"lang":"en","type":"finder","value":"Peter Thaleikis"}],"timeline":[{"time":"2025-12-11T14:22:12.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-15T18:08:45.427576Z","id":"CVE-2025-13889","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":"2025-12-15T18:17:20.727Z"}}]}}}