Concrete CMS <9.5.1 - Unauthenticated File-Usage Internal Metadata Disclosure

Concrete CMS 9.5.0 and below is vulnerable to IDOR combined with a missing authentication gate. The endpoint /ccm/system/dialogs/file/usage/fID accepts an integer file ID in the URL and returns internal site structure data page IDs, versions, URL paths to anyone who sends a GET request. id:...

Concrete CMS <9.5.1 - Unauthenticated File Usage Disclosure

Concrete CMS 9.5.0 and below is vulnerable to unauthenticated file usage disclosure via missing permission check in the usage controller. id: CVE-2026-6826 info: name: Concrete CMS 9.5.1 - Unauthenticated File Usage Disclosure author: str4k3r severity: medium description: | Concrete CMS 9.5.0 and...

Concrete CMS <= 9.5.0 - Unauthenticated Conversation Message Disclosure (IDOR)

Concrete CMS = 9.5.0 contains an IDOR caused by insufficient access control in /ccm/frontend/conversations/messagedetail endpoint, letting unauthenticated attackers enumerate conversation messages and attachments. id: CVE-2026-8237 info: name: Concrete CMS = 9.5.0 - Unauthenticated Conversation...

CVE-2026-8337

CVE-2026-8337 CVE-2026-8337 是 Concrete CMS 中影响 Survey（调查）功能的一个不安全的直接对象引用（IDOR）漏洞。与 CVE-2026-8347（涉及 Express 关联）不同，该漏洞允许未认证攻击者在特定站点配置下参与受限/私有调查。 概述 Concrete CMS 9.5.0 及更早版本在其调查功能中存在授权缺陷。如果网站同时配置了公开调查和受限（私有）调查，攻击者可以将受限调查的 optionID 提交到公开调查端点。 由于应用程序未能正确验证所提交的 optionID...

CVE-2026-95653

Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digit...

CVE-2026-95653 Concrete CMS Community Store before 2.7.8 Predictable Digital Download Token

Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digit...

CVE-2026-95653

Concrete CMS Community Store versions before 2.7.8 contain a predictable digital download token vulnerability. The root cause is that download tokens are derived from order creation timestamps rather than cryptographically random values (in Download.php). Because order and file identifiers are se...

EUVD-2026-84524

Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digit...

CVE-2026-95653 Concrete CMS Community Store before 2.7.8 Predictable Digital Download Token

Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digit...

CVE-2026-8239

CVE-2026-8239 CVE-2026-8239 は、Concrete CMS 9.5.0 以前に影響する Insecure Direct Object Reference IDOR 脆弱性です。この脆弱性は /ccm/frontend/conversations/getrating エンドポイントに存在し、攻撃者が任意のメッセージ ID を指定することで、会話メッセージが存在するかどうかを判定し、その評価スコアを取得できるようにします。このエンドポイントは、要求された情報を返す前に適切な認可チェックを実行していません。 影響を受けるソフトウェア 製品: Concrete CMS...

CVE-2026-8237

CVE-2026-8237 CVE-2026-8237 は、Concrete CMS 9.5.0 以前における認可チェックの欠如に起因する、安全でない直接オブジェクト参照 IDOR の脆弱性です。この欠陥は /ccm/frontend/conversations/messagedetail エンドポイントに存在し、ユーザーが指定したメッセージ識別子のみに基づいて会話メッセージの全内容を返します。アプリケーションは要求者が指定されたメッセージにアクセスする権限を有するかどうかを検証しないため、認証されていない攻撃者がメッセージ ID...

CVE-2026-95653: Generation of Predictable Numbers or Identifiers

Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digit...

CVE-2026-8347

CVE-2026-8347 – Concrete CMSにおける安全でない直接オブジェクト参照（IDOR） 概要 CVE-2026-8347 は、Concrete CMS バージョン 9.5.0以前 に影響を与える安全でない直接オブジェクト参照（IDOR） の脆弱性です。この問題は、不十分な認可チェックにより Express Association Reorder 機能に存在します。 ユーザーが関連付けを並べ替える際、アプリケーションはユーザーがExpressエントリを閲覧 する権限を持っていることを検証しますが、変更...

CVE-2026-93659-writeup

CVE-2026-93659: Concrete CMS Community Store における格納型 XSS が管理者ダッシュボードの乗っ取りにつながる 概要...

Exploit for CVE-2026-93659

CVE-2026-93659: Stored XSS in Concrete CMS Community Store Lea...

CVE-2026-93659

Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts o...

CVE-2026-93659 Concrete CMS Community Store before 2.7.8 Stored XSS

Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts o...

CVE-2026-93659

Concrete CMS Community Store before version 2.7.8 is vulnerable to a stored cross-site scripting (XSS) flaw. Customer-supplied order fields—specifically billing name, email, and phone —are rendered without HTML escaping in both the checkout and admin views (see order_slip.php). An unauthenticated...

CVE-2026-93659 Concrete CMS Community Store before 2.7.8 Stored XSS

Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts o...

CVE-2026-93659 Concrete CMS Community Store before 2.7.8 Stored XSS

Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts o...