{"id":81798,"date":"2026-07-10T16:56:31","date_gmt":"2026-07-10T13:26:31","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-22660-flaskbb-logic-flaw-authorization-group-deletion-via-bulk-ajax-endpoint\/"},"modified":"2026-07-10T16:56:31","modified_gmt":"2026-07-10T13:26:31","slug":"cve-2026-22660-flaskbb-logic-flaw-authorization-group-deletion-via-bulk-ajax-endpoint","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-22660-flaskbb-logic-flaw-authorization-group-deletion-via-bulk-ajax-endpoint\/","title":{"rendered":"CVE-2026-22660 &#8211; FlaskBB Logic Flaw Authorization Group Deletion via Bulk AJAX Endpoint"},"content":{"rendered":"<p>CVE ID :CVE-2026-22660<\/p>\n<p>  Published : July 10, 2026, 1:26 p.m. | 22\u00a0minutes ago<\/p>\n<p>  Description :FlaskBB through 2.2.0, fixed in commit a5da9a5, contains a logic flaw vulnerability that allows authenticated administrators to delete all built-in authorization groups by exploiting a type mismatch in the bulk delete protection check. The bulk AJAX endpoint in the management views compares received JSON integer group IDs against string literals, causing the protection check to always pass, which allows deletion of all six built-in groups and destroys the forum&#8217;s permission model, potentially rendering the site unusable.<\/p>\n<p>  Severity: 8.6 | HIGH<\/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-2026-22660 Published : July 10, 2026, 1:26 p.m. | 22\u00a0minutes ago Description :FlaskBB through 2.2.0, fixed in commit a5da9a5, contains a logic flaw vulnerability that allows authenticated administrators to delete all built-in authorization groups by exploiting a type mismatch in the bulk delete protection check. The bulk AJAX endpoint in the management views &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-81798","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81798","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=81798"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81798\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=81798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=81798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=81798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}