CVE-2026-62804
Microsoft Word Remote Code Execution Vulnerability
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code 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
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Word Remote Code Execution Vulnerability
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- Record
CVE-2026-62804- 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-73
- Updated
- 2026-11-02
EUVDEUVD-2026-73923
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- Record
EUVD-2026-73923- 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-xc87-v37h-p529
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to...
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- Record
GHSA-xc87-v37h-p529- 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-73
- Updated
- 2026-11-02
NVD
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- Record
CVE-2026-62804- 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-73
- 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-2026-62804 is a high vulnerability (CVSS 7.8) in Microsoft 365 Apps, published September 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. No source names a fixed version.