CVE-2026-34424 Smart Slider 3 Pro 3.5.1.35 Supply Chain Attack Remote Access Toolkit

Smart Slider 3 Pro version 3.5.1.35 for WordPress and Joomla contains a multi-stage remote access toolkit injected through a compromised update system that allows unauthenticated attackers to execute arbitrary code and commands. Attackers can trigger pre-authentication remote shell execution via...

Wordfence Intelligence Weekly WordPress Vulnerability Report (March 30, 2026 to April 5, 2026)

Last week, there were 56 vulnerabilities disclosed in 50 WordPress Plugins that have been added to the Wordfence Intelligence Vulnerability Database, and there were 38 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities in this report now to...

Missing Support for Integrity Check

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Missing Support for Integrity Check through the download process. An attacker can cause unauthorized or malicious plugin archives to be installed by providing tampered or unverified files...

CVE-2026-35204

Helm is a package manager for Charts for Kubernetes. From 4.0.0 to 4.1.3, a specially crafted Helm plugin, when installed or updated, will cause Helm to write the contents of the plugin to an arbitrary filesystem location. To prevent this, validate that the plugin.yaml of the Helm plugin does not...

CVE-2026-35205

Helm's plugin verification flaw allows installation of unsigned plugins when provenance (.prov) is missing, bypassing signature verification. Affected are Helm versions 4.0.0–4.1.3; the issue is fixed in 4.1.4.

EUVD-2026-20880

Mattermost Plugins versions =2.3.1 fail to limit the request body size on the /lifecycle webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00610...

EUVD-2026-20882

Mattermost Plugins versions =2.1.3.0 fail to limit the request body size on the /changes webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00611...

RLSA-2026:6259 Important: gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free security update

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-bad-free package contains a collection of plug-ins for GStreamer. Security Fixes: GStreamer: GStreamer: Arbitrary code execution via ASF file processing CVE-2026-2920 GStreamer:...

gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free security update

An update is available for gstreamer1-plugins-bad-free, gstreamer1-plugins-good, gstreamer1-plugins-ugly-free, gstreamer1-plugins-base. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

CVE-2026-24661

Mattermost Plugins versions =2.1.3.0 fail to limit the request body size on the /changes webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00611...

CVE-2026-21388

Mattermost Plugins versions =2.3.1 fail to limit the request body size on the /lifecycle webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00610...

CVE-2026-24661 Unbounded Request Body Read in MS Teams Plugin {{/changes}} Webhook Endpoint

Mattermost Plugins versions =2.1.3.0 fail to limit the request body size on the /changes webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00611...

CVE-2026-24661

Mattermost Plugins versions =2.1.3.0 fail to limit the request body size on the /changes webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00611...

CVE-2026-24661 Unbounded Request Body Read in MS Teams Plugin {{/changes}} Webhook Endpoint

Mattermost Plugins versions =2.1.3.0 fail to limit the request body size on the /changes webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00611...

CVE-2026-21388

Mattermost Plugins versions =2.3.1 fail to limit the request body size on the /lifecycle webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00610...

CVE-2026-21388

CVE-2026-21388 affects Mattermost Plugins versions

CVE-2026-21388 Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}} Webhook Endpoint

Mattermost Plugins versions =2.3.1 fail to limit the request body size on the /lifecycle webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00610...

RLSA-2026:6750 Important: gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good security update

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-bad-free package contains a collection of plug-ins for GStreamer. Security Fixes: GStreamer: GStreamer: Arbitrary code execution via ASF file processing CVE-2026-2920 GStreamer:...

gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good security update

An update is available for gstreamer1-plugins-bad-free, gstreamer1-plugins-good, gstreamer1-plugins-base. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list GStream...

CVE-2026-4326

The Vertex Addons for Elementor plugin for WordPress is vulnerable to Missing Authorization in all versions up to and including 1.6.4. This is due to improper authorization enforcement in the activaterequiredplugins function. Specifically, the currentusercan'installplugins' capability check does...