Wikimedia Quarry analytics-quarry-web before 2020-12-15 allows Reflected XSS because app.py does not explicitly set the application/json content type.
Conclusion & alert: CVE-2020-36324 is rated Moderate Risk (40.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.63%). 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 | 2026-06-15 | 0.24% | 0.63% | +0.39% |
| 2 | 2025-03-17 | 0.06% | 0.24% | +0.18% |
| 3 | 2023-03-07 | — | 0.06% | — |
Full EPSS history (7 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 |
|---|---|---|---|
| wikimedia | analytics-quarry-web | < 2020-12-15 | cpe:2.3:a:wikimedia:analytics-quarry-web:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/wikimedia/analytics-quarry-web/commit/4b7e1d6a3a52ec6cf826a971135a38b0f74785d2 | Patch Third Party Advisory |
| https://quarry.wmflabs.org/ | Product Third Party Advisory |