Microsoft just published an out-of-band patch for Internet Explorer. It fixes a memory corruption vulnerability in the scripting engine. This vulnerabiliy is identified as CVE-2018-8653.

When successfully exploited, Internet Explorer could execute arbitrary code in the context of the current user. To exploit the vulnerability, the victim must just visit a malicious web page delivered through a phishing email or social engineering. 

Internet Explorer version 9, 10 & 11 are affected. For a detailed list of the affected systems, Microsoft published the details here: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8653.

Please install the provided patches as soon as possible!

Xavier Mertens (@xme)
Senior ISC Handler - Freelance Cyber Security Consultant
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