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Microsoft Security Response Center

Source: https://msrc.microsoft.com/update-guide/

All Critical High Medium Low With exploited CVEs

10,146 results · Feed

  • High max 5.5
    MSRC-CVE-2026-81399 1 CVE rev. 2

    Microsoft Excel Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 5.5
    MSRC-CVE-2026-81390 1 CVE rev. 2

    Microsoft Excel Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 5.5
    MSRC-CVE-2026-81387 1 CVE rev. 2

    Microsoft Excel Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 7.8
    MSRC-CVE-2026-81947 1 CVE rev. 2

    Microsoft Excel Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 7.8
    MSRC-CVE-2026-81386 1 CVE rev. 2

    Microsoft Excel Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80082 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80090 1 CVE rev. 2

    Microsoft Office Word Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80089 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80091 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80088 1 CVE rev. 2

    Microsoft Office Word Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-80085 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80087 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80086 1 CVE rev. 2

    Microsoft Office PowerPoint Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 8.8
    MSRC-CVE-2026-78525 1 CVE rev. 2

    Microsoft Office Outlook Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80076 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-80078 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 6.5
    MSRC-CVE-2026-78520 1 CVE rev. 2

    Microsoft Office Outlook Information Disclosure Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78521 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-78503 1 CVE rev. 2

    Microsoft Office Word Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78514 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78512 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 5.5
    MSRC-CVE-2026-78506 1 CVE rev. 2

    Microsoft Office Word Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78507 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 5.0
    MSRC-CVE-2026-72976 1 CVE rev. 2

    Microsoft Office Word Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-72975 1 CVE rev. 2

    Microsoft Office PowerPoint Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-72977 1 CVE rev. 2

    Microsoft Office PowerPoint Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-72973 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-72938 1 CVE rev. 2

    Microsoft Office PowerPoint Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-72972 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 8.8
    MSRC-CVE-2026-69632 1 CVE rev. 2

    Microsoft Office Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-69626 1 CVE rev. 2

    Microsoft Office Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78518 1 CVE rev. 2

    Microsoft Office Excel Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 9.8
    MSRC-CVE-2026-78509 1 CVE rev. 2

    Microsoft Office Outlook Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78504 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 5.5
    MSRC-CVE-2026-78513 1 CVE rev. 2

    Microsoft Office PowerPoint Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 8.8
    MSRC-CVE-2026-78505 1 CVE rev. 2

    Microsoft Office Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 6.5
    MSRC-CVE-2026-78515 1 CVE rev. 2

    Microsoft Office Excel Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • High max 8.8
    MSRC-CVE-2026-78511 1 CVE rev. 2

    Microsoft Office Word Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 8.8
    MSRC-CVE-2026-78439 1 CVE rev. 2

    Microsoft Office Graphics Component Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026
  • Critical max 7.5
    MSRC-CVE-2026-77898 1 CVE rev. 2

    Microsoft Office Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    Microsoft
    first Sep 8, 2026