CVE-2026-65660 KEV
8.8
HIGH · CVSS 3.1 · EPSS 2.1% (pctl 81)
Patch first
On CISA KEV — known exploited in the wild, due 2026-09-28.
Description
Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.1% — more likely to be exploited than 81% of all CVEs |
| Weakness | CWE-94 |
| On CISA KEV | yes — remediate by 2026-09-28 |
| Public exploit | none known |
| Published | 2026-08-11 |
| Last modified | 2026-09-26 |
CISA KEV
| Name | Microsoft SharePoint Code Injection Vulnerability |
|---|---|
| Added | 2026-09-25 |
| Due | 2026-09-28 |
| Vendor / product | Microsoft / SharePoint |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| microsoft | sharepoint server |
References
→ the Explorer · watch your stack · NVD