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CVE-2026-45649ImportantRevised 19 Jun

Office for Android Spoofing Vulnerability

MSRC advisory NVD CVE.org

Assessment

Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.

Severity
Important
CVSS base score
7.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Impact
Spoofing
EPSS, next 30 days
0.4%Higher than 36% of scored CVEs · FIRST model run 29 Sep 2026 · about EPSS
Public exploit code
No Nuclei template lists it
Exploitability
Exploitation Unlikely
Publicly disclosed
No
Customer action
Required: apply the update
Component
Office for Android
Weakness
CWE-284: Improper Access Control
Issued by
Microsoft
Published
9 Jun 2026 · June 2026
Last revised
19 Jun 2026Microsoft is announcing the availability of the security updates for Microsoft Word, PowerPoint, Excel for Android. Customers running affected Microsoft Office for Android software should install the update for their product to be protected from this vulnerability.

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

Apps, Microsoft Office
3 affected products
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