CVE-2026-116020

BookStack before 26.09.2 contains an incorrect authorization vulnerability in AttachmentController that allows authenticated users to access other users' draft page attachments by ID. Attackers with attachment permissions can enumerate sequential attachment IDs to download, rename, relink, or...

EUVD-2026-109278

BookStack before 26.09.2 contains an incorrect authorization vulnerability in AttachmentController that allows authenticated users to access other users' draft page attachments by ID. Attackers with attachment permissions can enumerate sequential attachment IDs to download, rename, relink, or...

CVE-2026-81919

Concrete CMS below 9.5.3 did not validate an anti-CSRF token on the block-arrangement backend endpoint the arrange action of Concrete\Controller\Backend\Page\ArrangeBlocks. The action enforced page-edit authorization but performed no token check, and its route accepted any HTTP method, so an...

PT-2026-92390

Concrete CMS below 9.5.3 did not validate an anti-CSRF token on the block-arrangement backend endpoint the arrange action of ConcreteControllerBackendPageArrangeBlocks. The action enforced page-edit authorization but performed no token check, and its route accepted any HTTP method, so an attacker...

Wagtail: Improper restriction handling on Pages admin API

Impact The internal Pages admin API incorrectly returns page fields without access control when they are declared in apifields. A user with access to the Wagtail admin can use this API to fetch draft and live page fields’ contents that are part of apifields on the base page model title, slug,...

PT-2026-80213

Impact The internal Pages admin API incorrectly returns page fields without access control when they are declared in api fields. A user with access to the Wagtail admin can use this API to fetch draft and live page fields’ contents that are part of api fields on the base page model title, slug, s...