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TacitSoft Cyber Daily for 2026-08-11
TacitSoft Cyber Daily

Microsoft, CISA, and SharePoint disclosures

Coverage includes Microsoft's August security release, three CISA known-exploited additions, and Rapid7 research on a two-CVE SharePoint exploit chain.

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3
Edition date
Aug 11, 2026
Coverage window
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Vulnerabilities
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Signals in this edition

Each item links to its publisher and includes one independently written TacitSoft sentence based on structured facts.

Rank 01
BleepingComputer Vulnerabilities

Microsoft August 2026 Patch Tuesday fixes 400 flaws, 3 zero-days

TacitSoft analysis

Microsoft's August security release records CVE-2026-68820 as actively exploited and CVE-2026-62832 as publicly disclosed, with both issues affecting Windows privilege boundaries.

Identifiers
CVE-2026-68820, CVE-2026-62832
Vulnerabilities
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Rank 02
CISA Vulnerabilities

CISA Adds Three Known Exploited Vulnerabilities to Catalog

TacitSoft analysis

CISA added CVE-2026-20349, CVE-2026-68820, and CVE-2026-72898 to the Known Exploited Vulnerabilities catalog on August 11, with federal due dates of August 14 for the Cisco and Metabase entries and August 25 for the Microsoft entry.

Identifiers
CVE-2026-20349, CVE-2026-68820, CVE-2026-72898
Vulnerabilities
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Rank 03
The Hacker News Vulnerabilities

Researchers Disclose AI-Assisted SharePoint Exploit Chain Reaching Unauthenticated RCE

TacitSoft analysis

Rapid7 documented a SharePoint exploit chain combining CVE-2026-55040 authentication bypass with CVE-2026-63520 remote code execution on affected on-premises deployments.

Identifiers
CVE-2026-55040, CVE-2026-63520
Vulnerabilities
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