{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata — refreshed continuously.","feed_url":"https://feed.craftedsignal.io/tags/integrity/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cves":[{"cvss":7.1,"id":"CVE-2026-42428"}],"_cs_exploited":false,"_cs_products":["OpenClaw"],"_cs_severities":["high"],"_cs_tags":["vulnerability","plugin","integrity","CVE-2026-42428"],"_cs_type":"advisory","_cs_vendors":["OpenClaw"],"content_html":"\u003cp\u003eOpenClaw versions prior to 2026.4.8 are susceptible to a critical vulnerability (CVE-2026-42428) due to the lack of integrity verification for downloaded plugin archives. This flaw allows a malicious actor to install crafted or tampered plugin packages onto a user\u0026rsquo;s system without any validation or warning. Successful exploitation grants the attacker the ability to compromise the OpenClaw assistant environment, potentially leading to arbitrary code execution, data theft, or other malicious activities. The vulnerability was reported on April 28, 2026, and poses a significant risk to users who rely on OpenClaw for their assistant needs.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eThe attacker identifies a target running a vulnerable version of OpenClaw (prior to 2026.4.8).\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious plugin archive containing malicious code or scripts.\u003c/li\u003e\n\u003cli\u003eThe attacker entices the user to download the malicious plugin archive, potentially through social engineering or by hosting it on a compromised website.\u003c/li\u003e\n\u003cli\u003eThe user installs the malicious plugin archive via OpenClaw\u0026rsquo;s plugin installation mechanism.\u003c/li\u003e\n\u003cli\u003eDue to the missing integrity check, OpenClaw installs the plugin without verifying its authenticity or integrity.\u003c/li\u003e\n\u003cli\u003eThe malicious plugin is loaded and executed within the OpenClaw environment.\u003c/li\u003e\n\u003cli\u003eThe attacker gains control over the OpenClaw assistant environment and executes malicious code.\u003c/li\u003e\n\u003cli\u003eThe attacker performs unauthorized actions, such as stealing data, installing malware, or compromising other systems.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-42428 allows attackers to compromise the local OpenClaw assistant environment. The lack of integrity verification means a malicious plugin can execute arbitrary code, potentially leading to data theft, system compromise, or further lateral movement within the network. The severity is high due to the potential for complete system compromise and the relative ease of exploitation, requiring only that a user install a malicious plugin.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade OpenClaw to version 2026.4.8 or later to patch CVE-2026-42428.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect Suspicious OpenClaw Plugin Installation\u0026rdquo; to detect the installation of unsigned or suspicious plugins.\u003c/li\u003e\n\u003cli\u003eEducate users about the risks of installing plugins from untrusted sources.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-04-29T12:00:00Z","date_published":"2026-04-29T12:00:00Z","id":"/briefs/2026-04-openclaw-plugin-vuln/","summary":"OpenClaw versions before 2026.4.8 fail to enforce integrity verification on downloaded plugin archives, allowing attackers to install malicious plugins and compromise the local assistant environment.","title":"OpenClaw Plugin Archive Integrity Vulnerability (CVE-2026-42428)","url":"https://feed.craftedsignal.io/briefs/2026-04-openclaw-plugin-vuln/"}],"language":"en","title":"CraftedSignal Threat Feed — Integrity","version":"https://jsonfeed.org/version/1.1"}