# CVE-2019-15774: CVE-2019-15774

- Exploited (CISA KEV): no
- Published: 2019-08-29
- CVSS: not scored
- EPSS: 2.1% (82th percentile)

The nd-booking plugin before 2.5 for WordPress has a nopriv_ AJAX action that allows modification of the siteurl setting.

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

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | Before feed history | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2026-01-20 | 2336 |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

### F5

- 2026-01-20 · new · rule 200013158
  > Added: signature 200013158 "WordPress ND Booking Plug Arbitrary Options Update" (Authentication/Authorization Attacks, risk High), systems: PHP, WordPress. References: CVE-2019-15774.
  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-2019-15774, 2026-11-02
- OWASP Core Rule Set 4.25.0, paranoia level 2, anomaly threshold 5, default CRS settings: partial (1 of 2 requests blocked), template CVE-2019-15774, 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-2019-15774 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2019-15774