GHSA-fp2r-x59w-m577 · Severity: medium — Improper neutralization of special elements used in a command ('command injection') in Microsoft...
Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.
Conclusion & alert: CVE-2026-42895 is rated Low Risk (36.7/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.39%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2026-06-23 | — | 0.39% | — |
Full EPSS history (1 record total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
GHSA-fp2r-x59w-m577 · Severity: medium — Improper neutralization of special elements used in a command ('command injection') in Microsoft...
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | 365_copilot | >= - | cpe:2.3:a:microsoft:365_copilot:*:*:*:*:*:*:*:* |