CVE-2023-23398
Microsoft Excel Spoofing Vulnerability
7.1 High
Microsoft Excel Spoofing Vulnerability
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
0.62%Up 0.6 points since Mar 15, 2023
What each source reports
CVE List Score used
Microsoft Excel Spoofing Vulnerability
Microsoft Excel Spoofing Vulnerability
- Record
CVE-2023-23398- 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-290
- Updated
- 2026-11-02
EUVDEUVD-2023-27498
Microsoft Excel Spoofing Vulnerability
- Record
EUVD-2023-27498- 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-4qrf-rvw4-3q4h
Microsoft Excel Spoofing Vulnerability
Microsoft Excel Spoofing Vulnerability
- Record
GHSA-4qrf-rvw4-3q4h- 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-290
- Updated
- 2026-11-02
NVD
Microsoft Excel Spoofing Vulnerability
- Record
CVE-2023-23398- 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-290
- 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-2023-23398 is a high vulnerability (CVSS 7.1) in Microsoft Excel, published March 14, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.