{"id":"CVE-2026-86790","state":"PUBLISHED","title":"WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode","description":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","publishedAt":"2026-09-12T06:00:11.972Z","updatedAt":"2026-09-12T15:30:42.956Z","severity":{"score":6.8,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown WP Highlight Box"],"affected":[{"vendor":"Unknown","product":"WP Highlight Box","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86790.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86790","state":"PUBLISHED","datePublished":"2026-09-12T06:00:11.972Z","dateUpdated":"2026-09-12T15:30:42.956Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-08T11:53:19.348Z"},"containers":{"cna":{"title":"WP Highlight Box <= 1.0 - Contributor+ Stored XSS via highlight-box Shortcode","descriptions":[{"lang":"en","value":"The WP Highlight Box WordPress plugin through 1.0 does not escape some shortcode attributes before outputting them in a page where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks."}],"affected":[{"vendor":"Unknown","product":"WP Highlight Box","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.0","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/b48571ae-368e-4193-977a-f22fb09db4d4/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-79 Cross-Site Scripting (XSS)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-12T06:00:11.972Z"},"credits":[{"lang":"en","value":"Pablo González and Francisco José Ramírez","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.8,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-12T15:18:23.221660Z","id":"CVE-2026-86790","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-12T15:30:42.956Z"}}]}}}