CVE-2026-105013
Microsoft Office SharePoint Remote Code Execution Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Office SharePoint Remote Code Execution Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- Record
CVE-2026-105013- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2026-100403
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- Record
EUVD-2026-100403- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fg97-fjr6-chfm
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to...
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- Record
GHSA-fg97-fjr6-chfm- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- Record
CVE-2026-105013- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-502
- 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-2026-105013 is a high vulnerability (CVSS 7.4) in Microsoft Sharepoint Server Subscription Edition, published October 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.95%, the 61st percentile. No source names a fixed version.