Mattermost fails to preserve the redacted state of burn-on-read posts during deletion

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-4243

A weakness has been identified in La Nacion App 10.2.25 on Android. This impacts an unknown function of the file source/app/lanacion/clublanacion/BuildConfig.java of the component app.lanacion.activity. Executing a manipulation of the argument APIKEYWEBSOCKETCV can lead to unprotected storage of...

CVE-2026-4243 La Nacion App app.lanacion.activity BuildConfig.java credentials storage

A weakness has been identified in La Nacion App 10.2.25 on Android. This impacts an unknown function of the file source/app/lanacion/clublanacion/BuildConfig.java of the component app.lanacion.activity. Executing a manipulation of the argument APIKEYWEBSOCKETCV can lead to unprotected storage of...

CVE-2026-4243

La Nacion App 10.2.25 (Android) is affected in the component app.lanacion.activity, specifically BuildConfig.java, where manipulation of the argument API_KEY_WEBSOCKET_CV can lead to unprotected storage of credentials. Exploitation is local with high complexity; the exploit is publicly available....

CVE-2026-32594

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 8.6.40 and 9.6.0-alpha.14, the GraphQL WebSocket endpoint for subscriptions does not pass requests through the Express middleware chain that enforces authentication, introspection...

CVE-2026-2578

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-2578 Information Disclosure via WebSocket Event When Deleting Unrevealed Burn on Read Posts

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-2578 Information Disclosure via WebSocket Event When Deleting Unrevealed Burn on Read Posts

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-2578

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-2578 Information Disclosure via WebSocket Event When Deleting Unrevealed Burn on Read Posts

Mattermost versions 11.3.x = 11.3.0 fail to preserve the redacted state of burn-on-read posts during deletion which allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event.. Mattermost Advisory ID: MMSA-2026-00579...

CVE-2026-2578

Mattermost (version 11.3.x, affected range up to 11.3.0) has a vulnerability where the redacted state of burn-on-read posts is not preserved during deletion. This allows channel members to access unrevealed burn-on-read message contents via the WebSocket post deletion event. CVSS v3.1 base score ...

CVE-2026-2457 WebSocket Message Spoofing via Permalink Embed Manipulation

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to sanitize client-supplied post metadata which allows an authenticated attacker to spoof permalink embeds impersonating other users via crafted PUT requests to the post update API endpoint.. Mattermost Advisory ID:...

CVE-2026-2457

CVE-2026-2457 affects Mattermost versions: 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, and 10.11.x

La Nacion App 安全漏洞

La Nacion App is a news and information application developed by La Nacion Corporation. Version 10.2.25 of La Nacion App contains a security vulnerability. This vulnerability stems from improper handling of the parameter APIKEYWEBSOCKETCV in the file...

PT-2026-26170

Name of the Vulnerable Software and Affected Versions SiYuan versions 3.6.0 and earlier SiYuan versions 3.5.9 and earlier Description SiYuan, a personal knowledge management system, has a flaw in its WebSocket endpoint '/ws' that permits unauthenticated connections when specific URL parameters ar...

Parse Server 访问控制错误漏洞

Parse Server is an open-source backend developed by the Parse Platform. It can be deployed on any infrastructure that supports Node.js. There were access control vulnerability issues in versions of Parse Server prior to 8.6.40 and 9.6.0-alpha.14. This vulnerability stemmed from the GraphQL...

PT-2026-33848

Name of the Vulnerable Software and Affected Versions Nginx UI versions prior to 2.3.5 Description All WebSocket endpoints use a gorilla/websocket Upgrader with a configuration that unconditionally accepts all origins, enabling Cross-Site WebSocket Hijacking CSWSH. This is exacerbated by...

PT-2026-25809

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:...

EulerOS 2.0 SP11 : libwebsockets (EulerOS-SA-2026-1613)

According to the versions of the libwebsockets package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Use After Free vulnerability exists in the WebSocket server implementation in lwshandshakeserver in warmcat libwebsockets. In specific...

AnythingLLM 安全漏洞

AnythingLLM is an integrated AI application developed by Mintplex. Versions of AnythingLLM 1.11.1 and earlier contain security vulnerabilities. These vulnerabilities stem from the default installation, where no password or API key is configured. As a result, all HTTP endpoints and proxy WebSocket...