{"api_version":"1","generated_at":"2026-07-23T13:30:12+00:00","cve":"CVE-2023-26478","urls":{"html":"https://cve.report/CVE-2023-26478","api":"https://cve.report/api/cve/CVE-2023-26478.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-26478","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-26478"},"summary":{"title":"CVE-2023-26478","description":"XWiki Platform is a generic wiki platform. Starting in version 14.3-rc-1, `org.xwiki.store.script.TemporaryAttachmentsScriptService#uploadTemporaryAttachment` returns an instance of `com.xpn.xwiki.doc.XWikiAttachment`. This class is not supported to be exposed to users without the `programing` right. `com.xpn.xwiki.api.Attachment` should be used instead and takes case of checking the user's rights before performing dangerous operations. This has been patched in versions 14.9-rc-1 and 14.4.6. There are no known workarounds for this issue.","state":"PUBLIC","assigner":"security-advisories@github.com","published_at":"2023-03-02 18:15:00","updated_at":"2023-11-07 04:09:00"},"problem_types":["NVD-CWE-Other"],"metrics":[],"references":[{"url":"https://github.com/xwiki/xwiki-platform/commit/3c73c59e39b6436b1074d8834cf276916010014d","name":"https://github.com/xwiki/xwiki-platform/commit/3c73c59e39b6436b1074d8834cf276916010014d","refsource":"MISC","tags":[],"title":"XWIKI-20180: TemporaryAttachmentsScriptService#uploadTemporaryAttachm… · xwiki/xwiki-platform@3c73c59 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8692-g6g9-gm5p","name":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8692-g6g9-gm5p","refsource":"MISC","tags":[],"title":"Exposed Dangerous Method or Function in org.xwiki.platform:xwiki-platform-store-filesystem-oldcore · Advisory · xwiki/xwiki-platform · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://jira.xwiki.org/browse/XWIKI-20180","name":"https://jira.xwiki.org/browse/XWIKI-20180","refsource":"MISC","tags":[],"title":"Loading...","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-26478","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26478","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"26478","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"xwiki","cpe5":"xwiki","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-26478","ASSIGNER":"security-advisories@github.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"XWiki Platform is a generic wiki platform. 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