- High 8.8
- Known exploited (CISA KEV)
CVE-2026-65660
Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Scores
The facts
- Published
- 11 August 2026
- Last changed
- 26 September 2026
- NVD status
- Analyzed
- Severity
- High, CVSS 8.8 out of 10 (version 3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- Affects
- microsoft sharepoint server
- Known exploited
- Yes. CISA added it to the Known Exploited Vulnerabilities catalogue on 25 September 2026.
- EPSS
- 2.1% chance of exploitation activity in the next 30 days (percentile 81).
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