File Browser share links remain accessible after Share/Download permissions are revoked

When an admin revokes a user's Share and Download permissions, existing share links created by that user remain fully accessible to unauthenticated users. The public share download handler does not re-check the share owner's current permissions. Verified with a running PoC against v2.62.2 commit...

GHSA-V9W4-GM2X-6RVF File Browser share links remain accessible after Share/Download permissions are revoked

When an admin revokes a user's Share and Download permissions, existing share links created by that user remain fully accessible to unauthenticated users. The public share download handler does not re-check the share owner's current permissions. Verified with a running PoC against v2.62.2 commit...