Microsoft Monthly Security Update (September 2026) | 09/09
The HKCERT advisory confirms that CVE-2026-81963 and CVE-2026-85880 have been exploited in the wild. Check the impact against your product and deployment conditions.
Basis: the headline or summary mentions a vulnerability, malware or a data incident; check applicability. GDMME follow-up priority uses official ratings and headline/summary rules. It is not a CVSS score or official vulnerability rating, and does not confirm that your business is affected.
Source severity
中度風險（HKCERT）
Affected scope
Windows, Office and the Microsoft products listed in the advisory. Product versions, KB numbers and ESU eligibility conditions differ; follow the original advisory's links to MSRC and check each item.
Official recommendations
The official source is linked here; its recommendation text has not been extracted.
GDMME recommended actions
GDMME automatic recommendations are not yet available for this entry. Check the official advisory and ask the responsible team to assess your environment.
Educational information only. Confirm affected versions, mitigations and exploitation status with the original vendor advisory. Reports do not imply that GDMME equipment blocks every vulnerability.