Race Condition

Overview Affected versions of this package are vulnerable to Race Condition in the process responsible for handling persistent notifications due to a failure to archive the channel before removing existing notifications. An attacker can cause the server to crash by timing the creation of a...

Race Condition

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Race Condition in the process responsible for handling persistent notifications due to a failure to archive the channel before removing existing...

CVE-2026-4635

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

CVE-2026-4635

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

CVE-2026-4635 Persistent notification timing attack causing server denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

CVE-2026-4635 Persistent notification timing attack causing server denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

CVE-2026-4635 Persistent notification timing attack causing server denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

PT-2026-42747

Name of the Vulnerable Software and Affected Versions Mattermost version 11.6.0 Mattermost version 11.5.3 Mattermost version 11.4.4 Mattermost version 10.11.14 Description An issue exists where the system fails to archive the channel before removing persistent notifications. This allows an...

CVE-2026-4635: Concurrent Execution using Shared Resource with Improper Synchronization

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to crash the server via timing the creation of persistent notification message between the server deleting...

Mattermost 安全漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Vulnerabilities exist in versions of Mattermost 11.6.0 and earlier 11.6.x series, as well as versions prior to 11.5.3 11.5.x series, 11.4.4 and earlier 11.4.x series, and 10.11.14 and earlier 10.11.x...

Linux Distros Unpatched Vulnerability : CVE-2025-12669

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have...

CVE-2026-47782

Android App "RoboForm Password Manager" provided by Siber Systems, Inc. handles Android intents without sufficient URL validation, user confirmation nor notification. If a URL to some malicious web page is given through an intent, RoboForm may silently download files without user confirmation nor...

CVE-2026-5946 Invalid handling of CLASS != IN

Multiple flaws have been identified in named related to the handling of DNS messages whose CLASS is not Internet IN — for example, CHAOS or HESIOD, or DNS messages that specify meta-classes ANY or NONE in the question section. Specially crafted requests reaching the affected code paths — recursio...

CVE-2026-5946 Invalid handling of CLASS != IN

Multiple flaws have been identified in named related to the handling of DNS messages whose CLASS is not Internet IN — for example, CHAOS or HESIOD, or DNS messages that specify meta-classes ANY or NONE in the question section. Specially crafted requests reaching the affected code paths — recursio...

CVE-2026-5946

Multiple flaws have been identified in named related to the handling of DNS messages whose CLASS is not Internet IN — for example, CHAOS or HESIOD, or DNS messages that specify meta-classes ANY or NONE in the question section. Specially crafted requests reaching the affected code paths — recursio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rustbinder: Calling setnotificationdone without holding the proc lock. Consider the following sequence of events when a death listener is triggered: 1. The remote process dies and sends a BRDEADBINDER message. 2. The local proces...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: intel-vbtn – Protect the ACPI notify handler from racing with itself Since the commit e2ffcda16290 “ACPI: OSL: Allow Notify handlers to run on all CPUs”, ACPI notify handlers like intel-vbtn’s notifyhandler may run ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for adev-dm.dc in amdgpudmfini have been fixed. Since adev-dm.dc in amdgpudmfini might turn out to be NULL before the call to dcenabledmubnotifications, a check is performed beforehand to ensure that...

CVE-2026-34579

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.28.1 and prior are vulnerable to Authorization Bypass through the private issue monitoring feature . Using a crafted POST request to bugmonitoradd.php, a user with project-level access can add themselves as a monitor for a...

CVE-2026-34241

CtrlPanel is open-source billing software for hosting providers. Versions 1.1.1 and prior contain a Stored Cross-Site Scripting XSS vulnerability in the ticket reply notification system. Unsanitized reply content $newmessage is stored directly in database notification payloads and later rendered...