CVE-2026-45649
Office for Android Spoofing Vulnerability
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Office for Android Spoofing Vulnerability
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
- Record
CVE-2026-45649- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C - Weakness
- CWE-284
- Updated
- 2026-11-02
EUVDEUVD-2026-35693
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
- Record
EUVD-2026-35693- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4363-fqg7-xrx3
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing...
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
- Record
GHSA-4363-fqg7-xrx3- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-284
- Updated
- 2026-11-02
NVD
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
- Record
CVE-2026-45649- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-284
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-45649 is a high vulnerability (CVSS 7.1) in Microsoft Excel, published June 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. No source names a fixed version.