{"id":81139,"date":"2026-06-27T00:22:04","date_gmt":"2026-06-26T20:52:04","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-53577-kestra-cross-execution-file-read-via-preview-endpoint-idor\/"},"modified":"2026-06-27T00:22:04","modified_gmt":"2026-06-26T20:52:04","slug":"cve-2026-53577-kestra-cross-execution-file-read-via-preview-endpoint-idor","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-53577-kestra-cross-execution-file-read-via-preview-endpoint-idor\/","title":{"rendered":"CVE-2026-53577 &#8211; Kestra: Cross-Execution File Read via Preview Endpoint (IDOR)"},"content":{"rendered":"<p>CVE ID :CVE-2026-53577<\/p>\n<p>  Published : June 26, 2026, 8:52 p.m. | 53\u00a0minutes ago<\/p>\n<p>  Description :Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the previewFileFromExecution endpoint (GET \/api\/v1\/{tenant}\/executions\/{executionId}\/file\/preview) contains an access control bypass that allows any authenticated user to read output files from any other execution within the same tenant, bypassing execution-level and namespace-level isolation. This vulnerability is fixed in 1.0.45 and 1.3.21.<\/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-2026-53577 Published : June 26, 2026, 8:52 p.m. | 53\u00a0minutes ago Description :Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the previewFileFromExecution endpoint (GET \/api\/v1\/{tenant}\/executions\/{executionId}\/file\/preview) contains an access control bypass that allows any authenticated user to read output files from any other execution within the same tenant, bypassing execution-level &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-81139","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81139","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=81139"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81139\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=81139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=81139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=81139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}