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Microsoft warns of two actively exploited zero-day vulnerabilities

By PulseAugur Editorial · [1 sources] ·

Microsoft has issued a critical warning regarding two zero-day vulnerabilities, CVE-2026-56155 and CVE-2026-56164, which have already been exploited in the wild. These vulnerabilities affect Active Directory Federation Services and Microsoft SharePoint Server, respectively, and allow for privilege escalation. Security experts emphasize the urgency of patching these issues, particularly CVE-2026-56155, as active exploitation outweighs higher CVSS scores and could lead to significant system compromise. AI

RANK_REASON This is a security advisory about exploited vulnerabilities in existing software, not a new product release or frontier research.

Read on Forbes — Innovation →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Microsoft warns of two actively exploited zero-day vulnerabilities

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This is a security advisory about exploited vulnerabilities in existing software, not a new product release or frontier research.
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COVERAGE [1]

  1. Forbes — Innovation TIER_1 English(EN) · Davey Winder, Senior Contributor ·

    Microsoft Warns 2 Zero-Days Already Exploited In Attacks: Update Now

    Microsoft addresses 570 security flaws in a record-breaking Patch Tuesday rollout, including two zero-days already being used in attacks. Don’t waste time; update now.

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