{"id":82751,"date":"2026-07-30T22:49:25","date_gmt":"2026-07-30T19:19:25","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-67527-openproject-improper-access-control-through-api-v3-work_packages-via-patch-parameter-filelinks\/"},"modified":"2026-07-30T22:49:25","modified_gmt":"2026-07-30T19:19:25","slug":"cve-2026-67527-openproject-improper-access-control-through-api-v3-work_packages-via-patch-parameter-filelinks","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-67527-openproject-improper-access-control-through-api-v3-work_packages-via-patch-parameter-filelinks\/","title":{"rendered":"CVE-2026-67527 &#8211; OpenProject: Improper Access Control through \/api\/v3\/work_packages\/ via PATCH parameter &#8220;fileLinks&#8221;"},"content":{"rendered":"<p>CVE ID :CVE-2026-67527<\/p>\n<p>  Published : July 30, 2026, 7:19 p.m. | 26\u00a0minutes ago<\/p>\n<p>  Description :OpenProject is open-source, web-based project management software. Prior to 17.6.0, PATCH \/api\/v3\/work_packages\/{id} accepted _links.fileLinks and allowed authenticated users with edit_work_packages but without manage_file_links to resolve Storages::FileLink records by raw id, detach or hard-delete existing FileLinks, and re-parent FileLinks from other projects to an attacker-controlled work package, exposing origin filename, origin id, and MIME type metadata. This issue is fixed in 17.6.0.<\/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-2026-67527 Published : July 30, 2026, 7:19 p.m. | 26\u00a0minutes ago Description :OpenProject is open-source, web-based project management software. Prior to 17.6.0, PATCH \/api\/v3\/work_packages\/{id} accepted _links.fileLinks and allowed authenticated users with edit_work_packages but without manage_file_links to resolve Storages::FileLink records by raw id, detach or hard-delete existing FileLinks, and re-parent FileLinks from other projects &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-82751","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82751","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=82751"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82751\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=82751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=82751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=82751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}