Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ntfs3: init run lock for extend inode After setting the inode mode of $Extend to a regular file, executing the truncate system call will invoke the dotruncate routine, resulting in an uninitialized runlock error reported by syzbo...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the way RTAS handled memory accesses in user space for kernel communication. In a guest system that is under lockdown usually due to Secure Boot, running on top of PowerVM or KVM hypervisors pseries platform, a root-like local user could exploit this flaw to further...

CVE-2026-9812

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-8821

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

CVE-2026-9812 Missing property field ownership validation in Playbooks run property update endpoint

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-9812

Mattermost versions 11.9.x ≤ 11.9.0, 11.8.x ≤ 11.8.4, 11.7.x ≤ 11.7.7, and 10.11.x ≤ 10.11.22 contain a missing validation flaw in the Playbooks plugin's run property update endpoint. The endpoint does not verify that a referenced property field belongs to the specified run before updating its va...

CVE-2026-8821 Playbooks run owner channel membership permission bypass

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

EUVD-2026-77371

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

CVE-2026-8821 Playbooks run owner channel membership permission bypass

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

CVE-2026-8821

Mattermost versions 11.9.0, 11.8.4, 11.7.7, and 10.11.22 (and below within their respective branches) contain a permission bypass in the Playbooks feature. During playbook run creation, the system fails to validate the channel member-management permission, allowing an authenticated channel member...

CVE-2026-8821: Missing Authorization

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

PT-2026-91154

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

PT-2026-91039

Name of the Vulnerable Software and Affected Versions ipa-lab HackingBuddyGPT versions prior to 0.5.1 Description A remote OS command injection is possible due to improper handling of input in the ssh run command function within the src/hackingBuddyGPT/extensions/ssh run command.py file. OS comma...

PT-2026-91031

Name of the Vulnerable Software and Affected Versions GH05TCREW PentestAgent versions up to cf882dabea3ed91cef016cdd115e5426315665a2 Description An OS command injection flaw exists in the MCP HTTP Server component within the run task function of the interface/main.py file. This issue allows a...

PT-2026-91162

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

PT-2026-96471

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix crash passing ERR PTR to kthread stop event test stuff calls kthread run and unconditionally passes the returned task struct pointer to kthread stop. kthread run returns an error pointer such as ERR PTR-ENOMEM when...

PYSEC-2026-3858 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

Summary In affected versions of langgraph-api the LangGraph Server runtime, the run-creation path authorized the assistant attached to a run using a different authorization event than the rest of the assistant-handling code paths. Direct assistant reads and cron creation dispatch the...

langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

SummaryIn affected versions of langgraph-api the LangGraph Server runtime, the run-creation path authorized the assistant attached to a run using a different authorization event than the rest of the assistant-handling code paths. Direct assistant reads and cron creation dispatch the assistants.re...

CVE-2026-9225: Authorization Bypass Through User-Controlled Key

IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an authenticated attacker to access sensitive files belonging to other users due to improper access control in the File/Read File component. When executing flows through the /api/v1/run/advanced/flowid endpoint, the application allows...

CVE-2026-76009: Improper Authentication

The Next-Cart Store to WooCommerce Migration plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 3.9.8 via the NCWMKitconnect::run function. This is due to the plugin registering the /wp-json/nextcart/v1/migration REST route with permissioncallback se...