CVE-2026-2454

A denial of service flaw has been discovered in mattermost server. Affected versions fail to handle incorrectly reported array lengths which allows malicious user to cause OOM errors and crash the server via sending corrupted msgpack frames within websocket messages to calls plugin. Mitigation...

Cross-site Scripting (XSS)

Overview admidio/admidio is a free open source user management system for websites of organizations and groups. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the ecardmessage handling process. An attacker can inject arbitrary HTML and JavaScript into greeting car...

GHSA-XWCJ-HWHF-H378 OpenClaw Telegram media fetch errors exposed bot tokens in logged file URLs

Summary openclaw versions /..., so the resulting error strings could leak bot tokens into logs, console output, or any downstream error surface that rendered the exception text. This issue is in scope under OpenClaw's trust model because the leaked secret is an OpenClaw-operated integration...

CVE-2026-2454 DoS in Calls plugin via malformed msgpack in websocket request.

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to handle incorrectly reported array lengths which allows malicious user to cause OOM errors and crash the server via sending corrupted msgpack frames within websocket messages to calls plugin. Mattermost Advisory ID:...

CVE-2026-2454

Mattermost vulnerability CVE-2026-2454 affects Mattermost server versions 11.3.x (≤11.3.0), 11.2.x (≤11.2.2), and 10.11.x (≤10.11.10). The issue arises from incorrect handling of array lengths in error reports, enabling a malicious user to trigger OOMs and crash the server by sending corrupted ms...

GHSA-5MR9-CRCG-8WH2 Mattermost fails to use consistent error responses when handling the /mute command

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to use consistent error responses when handling the /mute command which allows an authenticated team member to enumerate private channels they are not authorized to know about via differing error messages for nonexisten...

Insertion of Sensitive Information Into Sent Data

Overview Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data via the WebSocket post deletion event. An attacker can access unrevealed message contents by intercepting or listening to these events after deletion. Remediation Upgrade...

CVE-2026-21386 Private channel enumeration via /mute slash command

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to use consistent error responses when handling the /mute command which allows an authenticated team member to enumerate private channels they are not authorized to know about via differing error messages for nonexisten...

CVE-2026-21386 Private channel enumeration via /mute slash command

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to use consistent error responses when handling the /mute command which allows an authenticated team member to enumerate private channels they are not authorized to know about via differing error messages for nonexisten...

CVE-2026-21386

CVE-2026-21386 (Mattermost): The Mattermost server variants 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, and 10.11.x

CVE-2026-4175

A vulnerability was determined in Aureus ERP up to 1.3.0-BETA2. The affected element is an unknown function of the file plugins/webkul/chatter/resources/views/filament/infolists/components/messages/content-text-entry.blade.php of the component Chatter Message Handler. Executing a manipulation of...

CVE-2026-2456

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 Mattermost fails to limit the size of responses from integration action endpoints, which allows an authenticated attacker to cause server memory exhaustion and denial of service via a malicious integration server that return...

Missing authorization in the OpenAI thread/message API endpoints of GROWI

Overview GROWI provided by GROWI, Inc. contains the following vulnerability. Missing authorization in the OpenAI thread/message API endpoints CWE-862 - CVE-2026-25083 This can be exploited only when an attacker knows a shared AI assistant's identifier Sho Odagiri of GMO Cybersecurity by Ierae, In...

CVE-2026-2454: Improper Validation of Specified Type of Input

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to handle incorrectly reported array lengths which allows malicious user to cause OOM errors and crash the server via sending corrupted msgpack frames within websocket messages to calls plugin. Mattermost Advisory ID:...

PT-2026-29234

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.13 Description The software contains an information disclosure issue within the fetchRemoteMedia function. This can lead to the exposure of Telegram bot tokens in error messages. Specifically, when media...

Wing FTP Server Information Disclosure Vulnerability

Wing FTP Server contains a generation of error message containing sensitive information vulnerability when using a long value in the UID cookie...

Weseek Growi security vulnerabilities

Weseek Growi is an open-source wiki system developed by the Japanese company Weseek, which can be written in Markdown format. Versions of Weseek Growi prior to v7.4.5 contained security vulnerabilities. These vulnerabilities stemmed from the OpenAI thread/message API endpoints not performing...

Stegano 2.3.0

Stegano is a basic Python Steganography module. Stegano implements two methods of hiding: using the red portion of a pixel to hide ASCII messages, and using the Least Significant Bit LSB technique. It is possible to use a more advanced LSB method based on integers sets. The sets Sieve of...

PT-2026-28437

Name of the Vulnerable Software and Affected Versions versions prior to 2026-32286 Description The DataRow.Decode function does not correctly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, resulting in a slice bounds o...

CVE-2026-32724 PX4 autopilot has a heap Use-After-Free in MavlinkShell::available() via SERIAL_CONTROL Race Condition

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc1, a heap-use-after-free is detected in the MavlinkShell::available function. The issue is caused by a race condition between the MAVLink receiver thread which handles shell creation/destruction and the telemetry sender thre...