The simple-301-redirects-addon-bulk-uploader plugin through 1.2.4 for WordPress has no requirement for authentication for action=bulk301export or action=bulk301clearlist.
Conclusion & alert: CVE-2019-15818 is rated High Exploit Risk (65.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.47%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.27% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.20% | 1.47% | +1.27% |
| 2 | 2025-03-30 | 8.93% | 0.20% | -8.73% |
| 3 | 2025-03-29 | — | 8.93% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.0 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| webcraftic | simple_301_redirects | <= 1.2.4 | cpe:2.3:a:webcraftic:simple_301_redirects:*:*:*:*:*:wordpress:*:* |
| URL | Tags |
|---|---|
| https://blog.nintechnet.com/unauthenticated-option-changes-in-wordpress-simple-301-redirects-addon-bulk-uploader-plugin/ | Exploit Third Party Advisory |
| https://wordpress.org/plugins/simple-301-redirects-addon-bulk-uploader/#developers | Product Third Party Advisory |
| https://wpvulndb.com/vulnerabilities/9503 | Third Party Advisory |