PT-2026-78051

Name of the Vulnerable Software and Affected Versions Oracle Database Server versions 23.4.0 through 23.26.3 Description A flaw exists in the RDBMS component of the Oracle Database Server. A low-privileged attacker with Authenticated User privileges and network access via Oracle Net can compromis...

VMware vCenter Server 8.0 < 8.0 U3k / 9.0.x < 9.0.2.0100 / 9.1.x < 9.1.0.0300 Directory Traversal (VMSA-2026-0006)

The version of VMware vCenter Server installed on the remote host is 8.0 prior to 8.0 Update 3k, or 9.0.x prior to 9.0.2.0100, or 9.1.x prior to 9.1.0.0300. It is, therefore, affected by a vulnerability as referenced in the VMSA-2026-0006.1 advisory: - VMware vCenter contains a directory traversa...

PT-2026-78185

Vulnerability in the Helidon product of Oracle Fusion Middleware component: Imperative Web Server. The supported version that is affected is 4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Helidon. Successful attacks of this...

GLSA-202608-14 : X.Org X server, XWayland: Multiple Vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202608-14 X.Org X server, XWayland: Multiple Vulnerabilities Multiple vulnerabilities have been discovered in X.Org X server, XWayland. Please review the CVE identifiers referenced below for details. Tenable has extracted the...

CVE-2026-9816

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fail to validate BoardMember.Scheme fields server-side on insert and archive-import paths which allows a board editor or non-guest team member to grant board admin to arbitrary users via POST /api/v2/boards/boardID/members a...

CVE-2026-56677

9Router is an AI router & token saver. In 0.5.4 and earlier, the POST /api/auth/oidc/test endpoint in src/app/api/auth/oidc/test/route.js passes the user-controlled issuerUrl parameter to fetchOidcDiscovery in src/lib/auth/oidc.js without restricting private or loopback destinations, allowing...

CVE-2026-75587

Mattermost Desktop App versions =6.2 6.2.2.0 fail to redact the pre-auth secret when generating a diagnostics report, which allows a local attacker with access to a user's diagnostics report or log files to obtain the plaintext pre-auth secret configured for a connected server via inspecting the...

CVE-2026-9816 Insufficient server-side validation of board member role fields permits privilege escalation

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fail to validate BoardMember.Scheme fields server-side on insert and archive-import paths which allows a board editor or non-guest team member to grant board admin to arbitrary users via POST /api/v2/boards/boardID/members a...

CVE-2026-9816

Mattermost 11.7.x (≤11.7.6), 10.11.x (≤10.11.21), and 11.8.x (≤11.8.3) lack server-side validation of BoardMember.Scheme* fields on insert and archive-import paths, allowing board editors or non-guest team members to grant Board Admin to arbitrary users via POST /api/v2/boards/{boardID}/members a...

CVE-2026-9816

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fail to validate BoardMember.Scheme fields server-side on insert and archive-import paths which allows a board editor or non-guest team member to grant board admin to arbitrary users via POST /api/v2/boards/boardID/members a...

libssh: libssh: stack buffer overflow in SFTP server longname construction

A flaw was found in libssh. During SFTP server directory listing, the longname field is constructed with unsafe concatenation into a fixed-size stack buffer. When a client causes the server to list attacker-controlled filenames, sufficiently long names can overflow that stack buffer and may lead ...

libssh: libssh: denial of service via oversized SFTP read length

A flaw was found in libssh. A remote authenticated client can issue SSHFXPREAD requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests...

libssh: libssh: denial of service via SFTP responses with unknown request IDs

A flaw was found in libssh. A malicious SFTP server can send responses for unknown request IDs that libssh clients keep queued indefinitely, causing unbounded memory growth and client-side denial of service...

EUVD-2026-60479

Onyx is an open-source AI platform. Prior to 3.1.10, 3.2.14, and 4.0.0, Onyx's GET /api/mcp/servers and GET /api/mcp/servers/persona/personaid endpoints expose another user's OAuth Authorization header because OnyxTokenStorage.settokens and OnyxTokenStorage.setclientinfo in...

CVE-2026-71424 Onyx: Cross-user OAuth-token leak via /api/mcp/servers* for per-user MCP servers

Onyx is an open-source AI platform. Prior to 3.1.10, 3.2.14, and 4.0.0, Onyx's GET /api/mcp/servers and GET /api/mcp/servers/persona/personaid endpoints expose another user's OAuth Authorization header because OnyxTokenStorage.settokens and OnyxTokenStorage.setclientinfo in...

DEBIAN-CVE-2026-63409

Deskflow is a keyboard and mouse sharing app. From 1.17.0 until continuous build 1.26.0.296, a malicious Deskflow server can send an odd-length DSOP vector to ServerProxy::setOptions in src/lib/client/ServerProxy.cpp, causing the missing value after the final option key to be read beyond the vect...

CVE-2026-44845

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing...

EUVD-2026-60473

MLflow is an open source AI engineering platform for agents, large language models, and machine learning models. Prior to 3.15.0, the unauthenticated POST /api/2.0/mlflow/webhooks/id/test endpoint calls validatewebhookurl in mlflow/utils/validation.py only for the original URL while...

EUVD-2026-60471

9Router is an AI router & token saver. In 0.5.4 and earlier, the POST /api/auth/oidc/test endpoint in src/app/api/auth/oidc/test/route.js passes the user-controlled issuerUrl parameter to fetchOidcDiscovery in src/lib/auth/oidc.js without restricting private or loopback destinations, allowing...

EUVD-2026-60463

Deskflow is a keyboard and mouse sharing app. From 1.17.0 until continuous build 1.26.0.296, a malicious Deskflow server can send an odd-length DSOP vector to ServerProxy::setOptions in src/lib/client/ServerProxy.cpp, causing the missing value after the final option key to be read beyond the vect...