Improper authorization in Azure Bot Framework SDK allows an unauthorized attacker to elevate privileges over a network.
Conclusion & alert: CVE-2025-30392 is rated Moderate Risk (58.3/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.88%). 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 | 0.71% | 0.88% | +0.16% |
| 2 | 2026-06-08 | 1.84% | 0.71% | -1.12% |
| 3 | 2026-04-24 | — | 1.84% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | azure_ai_bot_service | — | cpe:2.3:a:microsoft:azure_ai_bot_service:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30392 | Vendor Advisory |