CVE-2026-40597

CVE-2026-40597 affects MantisBT 2.28.1 and earlier. A pre‑existing XSS/HTML injection vulnerability can be chained with a crafted attachment uploaded to an issue; when downloaded via file_download.php, the attachment can be served with a valid JavaScript MIME type, bypassing CSP script-src and ex...

CVE-2026-40597

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's script-src directive by uploading a crafted attachment to any issue that, when accessed via th...

CVE-2026-9246

Improper access control in the entry documentation and attachment features in Devolutions Server allows an authenticated user with vault read access to retrieve the documentation and attachments of sealed entries via a crafted API request. This issue affects : Devolutions Server 2026.1.6.0 throug...

CVE-2026-9248

Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request. This issue affects : Devolutions Server 2026.1.6.0...

CVE-2026-9246

Improper access control in the entry documentation and attachment features in Devolutions Server allows an authenticated user with vault read access to retrieve the documentation and attachments of sealed entries via a crafted API request. This issue affects : Devolutions Server 2026.1.6.0 throug...

CVE-2026-9246

Improper access control in the entry documentation and attachment features in Devolutions Server allows an authenticated user with vault read access to retrieve the documentation and attachments of sealed entries via a crafted API request. This issue affects : Devolutions Server 2026.1.6.0 throug...

CVE-2026-9246

Devolutions Server versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier are susceptible to an improper access control vulnerability. An authenticated user with vault read access can bypass security measures to retrieve documentation and attachments of sealed entries by sending a cr...

EUVD-2026-31458

Improper access control in the entry documentation and attachment features in Devolutions Server allows an authenticated user with vault read access to retrieve the documentation and attachments of sealed entries via a crafted API request. This issue affects : Devolutions Server 2026.1.6.0 throug...

EUVD-2026-31454

Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request. This issue affects : Devolutions Server 2026.1.6.0...

CVE-2026-9248

Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request. This issue affects : Devolutions Server 2026.1.6.0...

CVE-2026-9248

An authorization bypass exists in the entry duplication feature of Devolutions Server , affecting versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier . An authenticated user with write access to any vault can exploit this by sending a crafted save request to copy documentation and...

CVE-2026-9248

Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request. This issue affects : Devolutions Server 2026.1.6.0...

Concrete CMS is vulnerable to IDOR in AddMessage/UpdateMessage

Concrete CMS 9.5.0 and below is vulnerable to IDOR in AddMessage/UpdateMessage via attachments parameter which can lead to file permission bypass. The AddMessage and UpdateMessage conversation controllers accept user-supplied file attachment IDs and load files directly via $em-findFile::class,...

EUVD-2026-31360

Concrete CMS 9.5.0 and below is vulnerable to IDOR in AddMessage/UpdateMessage via attachments parameter which can lead to file permission bypass. The AddMessage and UpdateMessage conversation controllers accept user-supplied file attachment IDs and load files directly via $em-findFile::class,...

EUVD-2026-31352

Concrete CMS 9.5.0 and below is vulnerable to IDOR. The /ccm/frontend/conversations/messagedetail endpoint returns the full content of any conversation message. An unauthenticated attacker can enumerate all conversation messages, including messages from restricted pages, member-only areas, and th...

EUVD-2026-31354

Concrete CMS 9.5.0 and below is vulnerable to IDOR. The '/ccm/frontend/conversations/messagepage' endpoint returns the full content of any conversation message. An unauthenticated attacker can enumerate all conversation messages, including messages from restricted pages, member-only areas, and th...

Authorization Bypass Through User-Controlled Key

Overview concrete5/concrete5 is a concrete5 open source CMS. Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the AddMessage and UpdateMessage process via the attachments parameter. An attacker can bypass file permission restrictions by...

Missing Authorization

Overview concrete5/concrete5 is a concrete5 open source CMS. Affected versions of this package are vulnerable to Missing Authorization via the /ccm/frontend/conversations/messagepage endpoint. An attacker can access the full content of any conversation message, including those from restricted...

Concrete CMS is vulnerable to IDOR

Concrete CMS 9.5.0 and below is vulnerable to IDOR. The /ccm/frontend/conversations/messagedetail endpoint returns the full content of any conversation message. An unauthenticated attacker can enumerate all conversation messages, including messages from restricted pages, member-only areas, and th...

GHSA-P8P9-5953-H9JW Concrete CMS is vulnerable to IDOR in AddMessage/UpdateMessage

Concrete CMS 9.5.0 and below is vulnerable to IDOR in AddMessage/UpdateMessage via attachments parameter which can lead to file permission bypass. The AddMessage and UpdateMessage conversation controllers accept user-supplied file attachment IDs and load files directly via $em-findFile::class,...