For its October Patch Tuesday, Microsoft has patched 61 vulnerabilities (27 of them critical) and one Office zero-day labeled as “important.”
The memory corruption zero-day vulnerability in Microsoft Office (CVE-2017-11826) is reported to be actively exploited in the wild.
“An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system,” Microsoft noted.
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