# CVE-2023-33160: Microsoft SharePoint Server Remote Code Execution Vulnerability

- Exploited (CISA KEV): no
- Published: 2023-07-11
- CVSS: 8.8 HIGH (v3.1)
- EPSS: 4.3% (91th percentile)
- CWE: CWE-502

Microsoft SharePoint Server Remote Code Execution Vulnerability

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Blocks by default | 2025-03-17 | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | No public claim | — | — |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

### Cloudflare

- 2025-03-17 · updated · rule 166b7ce85ce443538f021228a6752a38 · default Block
  > Microsoft SharePoint - Remote Code Execution - CVE:CVE-2023-33160. Previous action: Log. New action: Block.
  Source: https://developers.cloudflare.com/changelog/post/2025-03-17-waf-release/

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2023-33160 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2023-33160