Microsoft SharePoint Code Injection Vulnerability
Microsoft SharePoint contains a code injection vulnerability which could allow an authorized attacker to execute code over a network.
CISA required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating
Read at CISA Known Exploited Vulnerabilities catalog
- Vendor
- Microsoft
- Product
- SharePoint
- CISA KEV
- added 25 Sep 2026, due 28 Sep 2026 (34d overdue)
- Exploitation
- observed in the wild
- Fix
- available
- Weakness
- CWE-94
- Exposure class
- Collaboration
Why it ranks 68 (Critical)
- CISA KEV listed, remediation due 2026-09-28
- Product class: collaboration
- Widely deployed vendor product (Microsoft)
- Covered by 5 independent sources
- Fix available
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- CISA Known Exploited Vulnerabilities catalog (nvd.nist.gov)
- Vendor advisory (msrc.microsoft.com)
- CVE-2026-65660 on this site · NVD · CVE.org · Vulnpedia · KEV
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