{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-120845","assignerOrgId":"21595511-bba5-4825-b968-b78d1f9984a3","state":"PUBLISHED","assignerShortName":"Patchstack","dateReserved":"2026-11-03T00:24:21.837Z","datePublished":"2026-11-06T22:30:37.452Z","dateUpdated":"2026-11-06T22:30:37.910Z"},"containers":{"cna":{"providerMetadata":{"orgId":"21595511-bba5-4825-b968-b78d1f9984a3","shortName":"Patchstack","dateUpdated":"2026-11-06T22:30:37.910Z"},"title":"WordPress Smush Image Compression and Optimization plugin <= 4.3.5 - Cross Site Scripting (XSS) vulnerability","datePublic":"2026-11-06T22:30:00.000Z","descriptions":[{"lang":"en","value":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPMU DEV Smush Image Compression and Optimization wp-smushit allows Stored XSS.This issue affects Smush Image Compression and Optimization: from n/a through 4.3.5.","supportingMedia":[{"type":"text/html","base64":false,"value":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPMU DEV Smush Image Compression and Optimization wp-smushit allows Stored XSS.<p>This issue affects Smush Image Compression and Optimization: from n/a through 4.3.5.</p>"}]}],"affected":[{"vendor":"WPMU DEV","product":"Smush Image Compression and Optimization","packageName":"wp-smushit","collectionURL":"https://wordpress.org/plugins","defaultStatus":"unaffected","versions":[{"version":"0","versionType":"custom","status":"affected","lessThanOrEqual":"4.3.5","changes":[{"at":"4.3.6","status":"unaffected"}]}]}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/wp-smushit/vulnerability/wordpress-smush-image-compression-and-optimization-plugin-4-3-5-cross-site-scripting-xss-vulnerability?_s_id=cve","tags":["vdb-entry"]}],"credits":[{"lang":"en","value":"dzaku | Patchstack Bug Bounty Program","type":"finder"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"Stored XSS"}]}],"solutions":[{"lang":"en","value":"Update the WordPress Smush Image Compression and Optimization plugin to the latest available version (at least 4.3.6).","supportingMedia":[{"type":"text/html","base64":false,"value":"Update the WordPress Smush Image Compression and Optimization plugin to the latest available version (at least 4.3.6)."}]}],"tags":["x_open-source"]}}}