CVE-2026-50739

A bypass for CVE‑2026‑34913 exists with proper ownership validation that had not been applied to the reverse operation of linking campaigns and trackers through the tracker-campaigns.php script in Revive Adserver 6.0.7 and earlier. As a result, a low‑privileged user could link their trackers to...

CVE-2026-50739

A bypass for CVE‑2026‑34913 exists with proper ownership validation that had not been applied to the reverse operation of linking campaigns and trackers through the tracker-campaigns.php script in Revive Adserver 6.0.7 and earlier. As a result, a low‑privileged user could link their trackers to...

EUVD-2026-39601

A bypass for CVE‑2026‑34913 exists with proper ownership validation that had not been applied to the reverse operation of linking campaigns and trackers through the tracker-campaigns.php script in Revive Adserver 6.0.7 and earlier. As a result, a low‑privileged user could link their trackers to...

CVE-2026-50739

A bypass for CVE‑2026‑34913 exists with proper ownership validation that had not been applied to the reverse operation of linking campaigns and trackers through the tracker-campaigns.php script in Revive Adserver 6.0.7 and earlier. As a result, a low‑privileged user could link their trackers to...

EUVD-2026-39594

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

GO-2026-5670 Focalboard doesn't validate file ownership when serving uploaded files in github.com/mattermost/focalboard

Focalboard doesn't validate file ownership when serving uploaded files in github.com/mattermost/focalboard...

GO-2026-5522 Mattermost doesn't validate whether users were correctly owned by the correct Connected Workspace in github.com/mattermost/mattermost-server

Mattermost doesn't validate whether users were correctly owned by the correct Connected Workspace in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is...

CVE-2026-56767

Maxun before 0.0.42 contains a cross-tenant insecure direct object reference vulnerability in storage and webhook API handlers that allows authenticated users to access other users' robots and OAuth tokens. Attackers can read plaintext Google and Airtable access tokens, modify, delete, or execute...

GO-2026-5139 nebula-mesh: API endpoints lack ownership checks, enabling cross-operator privilege escalation in github.com/juev/nebula-mesh

nebula-mesh: API endpoints lack ownership checks, enabling cross-operator privilege escalation in github.com/juev/nebula-mesh...

GO-2026-5090 zrok: Broken ownership check in DELETE /api/v2/unaccess allows non-admin to delete global frontend records in github.com/openziti/zrok

zrok: Broken ownership check in DELETE /api/v2/unaccess allows non-admin to delete global frontend records in github.com/openziti/zrok...

CVE-2026-56767 Maxun < 0.0.42 - Cross-Tenant IDOR in Storage and Webhook API Handlers

Maxun before 0.0.42 contains a cross-tenant insecure direct object reference vulnerability in storage and webhook API handlers that allows authenticated users to access other users' robots and OAuth tokens. Attackers can read plaintext Google and Airtable access tokens, modify, delete, or execute...

CVE-2026-56767

Maxun before version 0.0.42 is affected by a cross-tenant insecure direct object reference in storage and webhook API handlers. Authenticated users can bypass ownership checks to read other users’ robots and OAuth tokens, including plaintext Google and Airtable tokens, and can modify, delete, or ...

CVE-2026-54027 LibreChat: Image Upload Route Bypasses Agent Permission Check — Incomplete Fix for File Upload Authorization

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/files/images endpoint allows any authenticated user to upload files into any agent's toolresources e.g., context, executecode without verifying ownership or EDIT permission on the target...

CVE-2026-54027

Vulnerability (CVE-2026-54027): LibreChat prior to 0.8.4-rc1 allows authenticated users to upload files via POST /api/files/images into any agent’s tool_resources (e.g., context, execute_code) without ownership/EDIT checks. A permission check was added to POST /api/files, but the image upload rou...

CVE-2026-54027 LibreChat: Image Upload Route Bypasses Agent Permission Check — Incomplete Fix for File Upload Authorization

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/files/images endpoint allows any authenticated user to upload files into any agent's toolresources e.g., context, executecode without verifying ownership or EDIT permission on the target...

github.com/containers/podman: Podman: Host filesystem modification via malicious container image WORKDIR symlink

A flaw was found in Podman. A remote attacker can exploit this vulnerability by running a malicious container image where the WORKDIR working directory path contains a symbolic link symlink. This can lead to the creation of a directory or modification of ownership on the host filesystem,...

CVE-2026-53223

In the Linux kernel, the following vulnerability has been resolved: net: guard timestamp cmsgs to real error queue skbs skbiserrqueue treats PACKETOUTGOING as the sole marker for an skb from skerrorqueue. That assumption is not true for AFPACKET sockets: outgoing packet taps are also delivered to...

UBUNTU-CVE-2026-53223

In the Linux kernel, the following vulnerability has been resolved: net: guard timestamp cmsgs to real error queue skbs skbiserrqueue treats PACKETOUTGOING as the sole marker for an skb from skerrorqueue. That assumption is not true for AFPACKET sockets: outgoing packet taps are also delivered to...