CVE-2026-18638 Velociraptor server crash via the SetPassword API

Any authenticated Velociraptor user — including one holding only the readerrole — can terminate the entire server process with a single request, by calling SetPassword with a username that does not exist...

PT-2026-70234

Name of the Vulnerable Software and Affected Versions Velociraptor affected versions not specified Description Any authenticated user, including those with the reader role, can cause the entire server process to terminate by sending a single request. This occurs when calling the SetPassword...

CVE-2026-69086 SiYuan before v3.7.3 Path Traversal via unvalidated avID

SiYuan versions before v3.7.3 fail to validate the avID parameter on all code branches in attribute-view read endpoints, allowing attackers to construct traversal paths that escape the storage directory. Authenticated users with RoleReader permissions or anonymous clients when publish...

PT-2026-64762

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.2 Description A missing authorization issue exists in the 'POST /mcp' kernel endpoint, which is only protected by a general authentication check model.CheckAuth without enforcing admin roles or read-only...

CVE-2026-16799

Improper access control in the automation tests and workflows features in Devolutions PowerShell Universal 2026.2.2 and earlier allows an authenticated user with only the Reader role to execute automation tests and modify workflow properties via missing server-side authorization checks...

CVE-2026-16799

Improper access control in the automation tests and workflows features in Devolutions PowerShell Universal 2026.2.2 and earlier allows an authenticated user with only the Reader role to execute automation tests and modify workflow properties via missing server-side authorization checks...

EUVD-2026-48606

Improper access control in the automation tests and workflows features in Devolutions PowerShell Universal 2026.2.2 and earlier allows an authenticated user with only the Reader role to execute automation tests and modify workflow properties via missing server-side authorization checks...

PT-2026-64308

Name of the Vulnerable Software and Affected Versions Devolutions PowerShell Universal versions prior to 2026.2.3 Description Improper access control within the automation tests and workflows features allows an authenticated user assigned the Reader role to execute automation tests and modify...

CVE-2026-16799: Missing Authorization

Improper access control in the automation tests and workflows features in Devolutions PowerShell Universal 2026.2.2 and earlier allows an authenticated user with only the Reader role to execute automation tests and modify workflow properties via missing server-side authorization checks...

GHSA-48QW-824M-86PR ArcadeDB: Privilege escalation via reader role in /api/v1/command JS scripting language — arbitrary host file read

Impact A user holding only reader read-only privileges on a single database could execute arbitrary JVM code by sending a "language": "js" command to the POST /api/v1/command/database HTTP endpoint, and use it to read arbitrary files on the host filesystem e.g. /etc/passwd, configuration files,...

ArcadeDB: Privilege escalation via reader role in /api/v1/command JS scripting language — arbitrary host file read

Impact A user holding only reader read-only privileges on a single database could execute arbitrary JVM code by sending a "language": "js" command to the POST /api/v1/command/database HTTP endpoint, and use it to read arbitrary files on the host filesystem e.g. /etc/passwd, configuration files,...

GO-2026-5188 SiYuan: Broken access control in `/api/tag/getTag` — Reader role can mutate `Conf.Tag.Sort` and persist to disk in github.com/siyuan-note/siyuan/kernel

SiYuan: Broken access control in /api/tag/getTag — Reader role can mutate Conf.Tag.Sort and persist to disk in github.com/siyuan-note/siyuan/kernel...

openstack-keystone: OpenStack Keystone: Privilege escalation through EC2 credential creation

A flaw was found in OpenStack Keystone. An authenticated user with a reader role can exploit a vulnerability in the EC2 credential creation endpoint. By using a restricted application credential to call the EC2 credential creation API, the user may obtain EC2/S3 credentials that carry the full se...

Exchange Backup Jobs Run Longer Than Expected or Fail with: Contract schema check for the Exchange Online REST API failed

Challenge Exchange backup jobs in Veeam Backup for Microsoft 365 or Veeam Data Cloud for Microsoft 365 run far longer than expected or fail to complete. The job log contains the following warnings and errors: Warning: Failed to retrieve Exchange Online REST API cmdlet information Warning: HTTP...

CVE-2026-45147 SiYuan: Broken access control in SiYuan `/api/tag/getTag` — Reader role can mutate `Conf.Tag.Sort` and persist to disk

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, POST /api/tag/getTag is registered with model.CheckAuth only, omitting both model.CheckAdminRole and model.CheckReadonly, despite the handler performing a configuration write that is normally guarded by both. Any...

GHSA-2V93-VP82-CJV8 Velocidex Velociraptor has an Incorrect Authorization issue

Velociraptor versions prior to 0.76.4 contain a cross organization authorization bypass in the HTTP API. A user with only the reader role in the root organization the lowest authenticated role, holding only READRESULTS permission can issue a single authenticated HTTP GET that can read any files...

Velocidex Velociraptor has an Incorrect Authorization issue

Velociraptor versions prior to 0.76.4 contain a cross organization authorization bypass in the HTTP API. A user with only the reader role in the root organization the lowest authenticated role, holding only READRESULTS permission can issue a single authenticated HTTP GET that can read any files...

CVE-2026-6863: Incorrect Authorization

Velociraptor versions prior to 0.76.4 contain a cross organization authorization bypass in the HTTP API. A user with only the reader role in the root organization the lowest authenticated role, holding only READRESULTS permission can issue a single authenticated HTTP GET that can read any files...

CVE-2026-33551

A flaw was found in OpenStack Keystone. An authenticated user with a reader role can exploit a vulnerability in the EC2 credential creation endpoint. By using a restricted application credential to call the EC2 credential creation API, the user may obtain EC2/S3 credentials that carry the full se...

CVE-2026-33551

OpenStack Keystone vulnerability CVE-2026-33551 allows an authenticated user with only a reader role to obtain EC2/S3 credentials via restricted application credentials when using the EC2/S3 compatibility API (swift3/s3api). Affected products/versions: Keystone 14 through 26 before 26.1.1, 27.0.0...