{"id":1758,"date":"2025-09-20T05:31:00","date_gmt":"2025-09-20T05:31:00","guid":{"rendered":"http:\/\/infosec-daily.com\/?page_id=1758"},"modified":"2025-09-20T05:31:00","modified_gmt":"2025-09-20T05:31:00","slug":"shadowleak-zero-click-flaw-leaks-gmail-data-via-openai-chatgpt-deep-research-agent","status":"publish","type":"page","link":"https:\/\/infosec-daily.com\/?page_id=1758","title":{"rendered":"ShadowLeak Zero-Click Flaw Leaks Gmail Data via OpenAI ChatGPT Deep Research Agent"},"content":{"rendered":"<p>Cybersecurity researchers have disclosed a zero-click flaw in OpenAI ChatGPT&#8217;s Deep Research agent that could allow an attacker to leak sensitive Gmail inbox data with a single crafted email without any user action.<br \/>\nThe new class of attack has been codenamed ShadowLeak by Radware. Following responsible disclosure on June 18, 2025, the issue was addressed by OpenAI in early August.<br \/>\n&#8220;The attack<\/p>","protected":false},"excerpt":{"rendered":"<p>Cybersecurity researchers have disclosed a zero-click flaw in OpenAI ChatGPT&#8217;s Deep Research agent that could allow an attacker to leak sensitive Gmail inbox data with a single crafted email without&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1759,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"saved_in_kubio":false,"footnotes":""},"class_list":["post-1758","page","type-page","status-publish","has-post-thumbnail","hentry"],"kubio_ai_page_context":{"short_desc":"","purpose":"general"},"_links":{"self":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/1758","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1758"}],"version-history":[{"count":0,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/1758\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/media\/1759"}],"wp:attachment":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}