{"id":78523,"date":"2026-05-16T00:02:02","date_gmt":"2026-05-15T20:32:02","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-45387-open-webui-sharing-models-for-others-to-use-read-permission-also-exposes-model-details-system-prompt-leakage\/"},"modified":"2026-05-16T00:02:02","modified_gmt":"2026-05-15T20:32:02","slug":"cve-2026-45387-open-webui-sharing-models-for-others-to-use-read-permission-also-exposes-model-details-system-prompt-leakage","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-45387-open-webui-sharing-models-for-others-to-use-read-permission-also-exposes-model-details-system-prompt-leakage\/","title":{"rendered":"CVE-2026-45387 &#8211; Open WebUI: Sharing models for others to use (read permission) also exposes model details (system prompt leakage)"},"content":{"rendered":"<p>CVE ID :CVE-2026-45387<\/p>\n<p>  Published : May 15, 2026, 8:32 p.m. | 25\u00a0minutes ago<\/p>\n<p>  Description :Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, when setting model permissions so that a group has read access to it, intending for other users to use it, those users also can read the model&#8217;s system prompt. However users may consider their system prompt confidential, so this is considered a security issue. This vulnerability is fixed in 0.9.5.<\/p>\n<p>  Severity: 0.0 | NA<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-45387 Published : May 15, 2026, 8:32 p.m. | 25\u00a0minutes ago Description :Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, when setting model permissions so that a group has read access to it, intending for other users to use it, those users also can read &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-78523","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=78523"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78523\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=78523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=78523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=78523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}