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grassmarlin

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GRASSMARLIN is a network mapping tool developed by the NSA for operational technology (OT) and industrial control system (ICS) environments. On WindowsForum.com, discussions focus on CVE-2026-6807, a medium-severity XML External Entity (XXE) information disclosure vulnerability affecting GRASSMARLIN. The vulnerability, classified as CWE-611, arises from improper restriction of XML external entity references, potentially exposing sensitive data. CISA advisory ICSA-26-118-01 provides mitigation guidance for OT teams. Topics include sandbox defenses, patch management, and securing SCADA networks against XXE attacks. The tag covers vulnerability analysis, security advisories, and practical steps for reducing risk in industrial environments.
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    CVE-2026-6807 NSA GRASSMARLIN XXE Info Disclosure: Mitigation for OT Teams

    NSA GRASSMARLIN Vulnerability Brief — CVE-2026-6807 Executive summary CISA has published ICS Advisory ICSA-26-118-01 for NSA GRASSMARLIN, identifying CVE-2026-6807, a medium-severity information-disclosure vulnerability tied to improper handling of XML input. The vulnerability is classified as...
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    • cve-2026-6807 grassmarlin ics security xxe vulnerability
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    • Forum: Security Alerts
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