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[TWCERT 分享資安情資]_Microsoft Windows與Office存在5個高風險安全漏洞,請儘速確認並進行修補4
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【出處:台灣電腦緊急應變小組 TWCert】

研究人員發現Microsoft Windows與Office存在5個高風險安全漏洞,類型包含安全功能
繞過(Security Feature Bypass)漏洞(CVE-2026-21510、CVE-2026-21513及CVE-2026-21514)與本機
提權(Local Privilege Escalation)漏洞(CVE-2026-21519與CVE-2026-21533),前者可使未經身分鑑
別之攻擊者於使用者互動情境下繞過系統安全機制;後者可使已通過身分鑑別之攻擊者在既有權限基
礎上提升權限。以上漏洞皆已遭駭客利用,請儘速確認並進行修補。
◎建議措施:
官方已針對漏洞釋出修復更新,請參考官方說明進行更新,網址如下:
https://msrc.
microsoft.com/update-guide/vulnerability/CVE-2026-21510
https://msrc.microsoft.com/updat
e-guide/vulnerability/CVE-2026-21513
https://msrc.microsoft.com/update-guide/vulnerabili
ty/CVE-2026-21514
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21519
h
ttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21533
◎相關IOC資訊:
◎備註:
◎參考資料:
1. https://nvd.nist.gov/vuln/detail/CVE-2026-21510
2. https://nvd.nist.gov/v
uln/detail/CVE-2026-21513
3. https://nvd.nist.gov/vuln/detail/CVE-2026-21514
4. https://
nvd.nist.gov/vuln/detail/CVE-2026-21519
5. https://nvd.nist.gov/vuln/detail/CVE-2026-215
33
6. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21510
7. https://ms
rc.microsoft.com/update-guide/vulnerability/CVE-2026-21513
8. https://msrc.microsoft.com
/update-guide/vulnerability/CVE-2026-21514
9. https://msrc.microsoft.com/update-guide/vu
lnerability/CVE-2026-21519
10. https://msrc.microsoft.com/update-guide/vulnerability/CVE
-2026-21533

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