The Easy Digital Downloads (EDD) Favorites extension for WordPress, as used with EDD 1.8.x before 1.8.7, 1.9.x before 1.9.10, 2.0.x before 2.0.5, 2.1.x before 2.1.11, 2.2.x before 2.2.9, and 2.3.x before 2.3.7, has XSS because add_query_arg is misused.
Conclusion & alert: CVE-2015-9513 is rated Moderate Risk (46.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.43%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-02-15 | 0.52% | 0.43% | -0.08% |
| 2 | 2025-03-30 | 5.39% | 0.52% | -4.87% |
| 3 | 2025-03-29 | — | 5.39% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| awesomemotive | easy_digital_downloads | >= 1.8, < 1.8.7 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| awesomemotive | easy_digital_downloads | >= 1.9, < 1.9.10 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| awesomemotive | easy_digital_downloads | >= 2.0, < 2.0.5 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| awesomemotive | easy_digital_downloads | >= 2.1, < 2.1.11 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| awesomemotive | easy_digital_downloads | >= 2.2, < 2.2.9 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| awesomemotive | easy_digital_downloads | >= 2.3, < 2.3.7 | cpe:2.3:a:awesomemotive:easy_digital_downloads:*:*:*:*:*:wordpress:*:* |
| easydigitaldownloads | favorites | — | cpe:2.3:a:easydigitaldownloads:favorites:-:*:*:*:*:easy_digital_downloads:*:* |