CVE-2025-21383
Microsoft Excel Information Disclosure Vulnerability
7.8 High
Microsoft Excel Information Disclosure 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
- High
Exploit likelihood
1.01%Up 1.0 points since Feb 12, 2025
What each source reports
CVE List Score used
Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
- Record
CVE-2025-21383- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-125
- Updated
- 2026-11-02
EUVDEUVD-2025-2446
Microsoft Excel Information Disclosure Vulnerability
- Record
EUVD-2025-2446- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-ch34-523r-q5vg
Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
- Record
GHSA-ch34-523r-q5vg- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
NVD
Microsoft Excel Information Disclosure Vulnerability
- Record
CVE-2025-21383- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- 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-2025-21383 is a high vulnerability (CVSS 7.8) in Microsoft Excel, published February 11, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.01%, the 63rd percentile. No source names a fixed version.