{"id":34957,"date":"2026-01-09T17:09:00","date_gmt":"2026-01-09T17:09:00","guid":{"rendered":"http:\/\/localhost\/?p=34957"},"modified":"2026-01-09T17:09:00","modified_gmt":"2026-01-09T17:09:00","slug":"under-certain-configurations-file-artifacts-uploaded-to-the-dossier-and-slides-apps-did-not-inherit","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=34957","title":{"rendered":"Under certain configurations, file artifacts uploaded to the Dossier and Slides apps did not inherit security markings of their parent artifact. This lack of security markings could lead to unintended access to the uploaded files._CVE-2025-62487"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;### Details\\nOn October 1, 2025, Palantir discovered that images uploaded through the Dossier front-end app were not being marked correctly with the proper security levels. The regression was traced back to a change in May 2025, which was meant to allow file uploads to be shared among different artifacts (e.g. other dossiers and presentations).\\n\\nOn deployments configured with CBAC, the front-end would present a security picker dialog to set the security level on the uploads, thereby mitigating the issue.\\n\\nOn deployments without a CBAC configuration, no security picker dialog appears, leading to a security level of CUSTOM with no markings or datasets selected. The resulting markings and groups for the file uploads thus will be only those added by the \u201cDefault authorization rules\u201d defined in the Auth Chooser configuration. On most environments, it is expected that the \u201cDefault authorization rules\\&#8221; only add the Everyone group.&#8221;,&#8221;published&#8221;:&#8221;2026-01-09T21:17:37.023Z&#8221;,&#8221;modified&#8221;:&#8221;2026-01-09T21:36:29.093Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Under certain configurations, file artifacts uploaded to the Dossier and Slides apps did not inherit security markings of their parent artifact. This lack of security markings could lead to unintended access to the uploaded files.&#8221;,&#8221;source&#8221;:&#8221;Palantir&#8221;,&#8221;references&#8221;:&#8221;https:\/\/palantir.safebase.us\/?tcuUid=c91a1b4f-72e7-4959-9e2d-3a341e5c7a1f&#8221;,&#8221;id&#8221;:&#8221;CVE-2025-62487&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-863&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Palantir com.palantir.acme:gotham-default-apps-bundle 100.30250502.0\\nPalantir com.palantir.acme:stencil-app-bundle 100.30250502.0\\nPalantir com.palantir.acme:dossier-app 100.30250502.0&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:3.5,&#8221;severity&#8221;:&#8221;LOW&#8221;,&#8221;vector&#8221;:&#8221;CVSS:3.1\/AV:N\/AC:L\/PR:L\/UI:R\/S:U\/C:L\/I:N\/A:N\/CR:H\/IR:H\/AR:H&#8221;,&#8221;version&#8221;:&#8221;3.1&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;com.palantir.acme:gotham-default-apps-bundle&#8221;,&#8221;version&#8221;:&#8221;100.30251002.0&#8243;,&#8221;vendor&#8221;:&#8221;Palantir&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;### Details\\nOn October 1, 2025, Palantir discovered that images uploaded through the Dossier front-end app were not being marked correctly with the proper security levels&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,125,12,71,13,7,11,5],"class_list":["post-34957","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-35","tag-exploit","tag-low","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Under certain configurations, file artifacts uploaded to the Dossier and Slides apps did not inherit security markings of their parent artifact. This lack of security markings could lead to unintended access to the uploaded files._CVE-2025-62487 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=34957\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Under certain configurations, file artifacts uploaded to the Dossier and Slides apps did not inherit security markings of their parent artifact. 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