CVE-2026-26114
Microsoft SharePoint Server Remote Code Execution Vulnerability
HIGH 8.8EPSS 2.5%
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- Affected
- Microsoft · Microsoft SharePoint Enterprise Server 2016 · Microsoft SharePoint Server 2019
- CVSS v3.1 MICROSOFT
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS
- 2.55% chance of exploitation in the next 30 days, 85th percentile
- Published
- 2026-03-10
- Updated
- 2026-06-19
Proof-of-concept exploits (1)
- huynambka/cve-2026-26114-poc23★ · 2026-07-06