# CVE-2023-29492: Novi Survey Insecure Deserialization Vulnerability

- Exploited (CISA KEV): yes, added 2023-04-13
- Published: 2023-04-11
- CVSS: 9.8 CRITICAL (v3.1)
- EPSS: 2.7% (86th percentile)
- CWE: CWE-94

Novi Survey before 8.9.43676 allows remote attackers to execute arbitrary code on the server in the context of the service account. This does not provide access to stored survey or response data.

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

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| 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 | — | — |

"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-2023-29492 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2023-29492