# CVE-2026-100520: Laranode before 1.2.1 Path Traversal in File Manager Upload Endpoint

- Exploited (CISA KEV): no
- Published: 2026-09-26
- CVSS: 8.7 HIGH (v4.0)
- EPSS: 1.1% (66th percentile)
- CWE: CWE-22

Laranode versions before 1.2.1 contain a path traversal vulnerability in the POST /filemanager/upload-file endpoint that allows authenticated users to write arbitrary files outside their home directory. Attackers can supply directory traversal sequences in the path parameter to write PHP files into other tenants' web roots and execute code as those tenants.

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

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | No public claim | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | No public claim | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2026-10-21 | 25 |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

### F5

- 2026-10-21 · new · rule 200007130
  > Added: signature 200007130 "Laranode Path Traversal" (Path Traversal, risk High), systems: Other Web Server. References: CVE-2026-100520.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

"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-2026-100520 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2026-100520