# CVE-2022-2551: Duplicator < 1.4.7 - Unauthenticated Backup Download

- Exploited (CISA KEV): no
- Published: 2022-08-22
- CVSS: not scored
- EPSS: 17.7% (97th percentile)
- CWE: CWE-425

The Duplicator WordPress plugin before 1.4.7 discloses the url of the a backup to unauthenticated visitors accessing the main installer endpoint of the plugin, if the installer script has been run once by an administrator, allowing download of the full site backup without authenticating.

## 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 | Rule published | 2024-03-12 | 568 |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

### F5

- 2024-03-12 · new · rule 200014034
  > Added: signature 200014034 "WordPress Duplicator Plugin Backup Download" (Abuse of Functionality, risk High), systems: PHP, WordPress. References: CVE-2022-2551.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog
- 2025-05-22 · updated · rule 200014034
  > Updated: signature 200014034 "WordPress Duplicator Plugin Backup Download" (Abuse of Functionality, risk High), systems: PHP, WordPress. References: CVE-2022-2551, CVE-2022-2552.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

## Our test (measured)

- OWASP Core Rule Set 4.25.0, paranoia level 1, anomaly threshold 5, default CRS settings: passed (0 of 2 requests blocked), template CVE-2022-2551, 2026-11-02
- OWASP Core Rule Set 4.25.0, paranoia level 2, anomaly threshold 5, default CRS settings: passed (0 of 2 requests blocked), template CVE-2022-2551, 2026-11-02

"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-2022-2551 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2022-2551