Description
The LeadConnector WordPress plugin before 3.0.22 does not have authorization in a REST route, allowing unauthenticated users to call it and overwrite existing data
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | LeadConnector | < 3.0.22 | 3.0.22 |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- LeadConnector < 3.0.22 - Unauthenticated Arbitrary Data Write http/cves/2026/CVE-2026-1890.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
References
- https://wpscan.com/vulnerability/9b88be70-b5cc-4a3f-a871-64d61cb02076/ exploit vdb-entry technical-description