Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Conclusion & alert: CVE-2023-35385 is rated High Risk (69.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.03%). Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-06-04 | 2.84% | 3.03% | +0.18% |
| 2 | 2026-05-03 | 2.71% | 2.84% | +0.13% |
| 3 | 2026-03-19 | — | 2.71% | — |
Full EPSS history (28 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 | windows_10_1507 | < 10.0.10240.20107 | cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:* |
| microsoft | windows_10_1607 | < 10.0.14393.6167 | cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:* |
| microsoft | windows_10_1809 | < 10.0.17763.4737 | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:* |
| microsoft | windows_10_21h2 | < 10.0.19044.3324 | cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* |
| microsoft | windows_10_22h2 | < 10.0.19045.3324 | cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* |
| microsoft | windows_11_21h2 | < 10.0.22000.2295 | cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:* |
| microsoft | windows_11_22h2 | < 10.0.22621.2134 | cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* |
| microsoft | windows_server_2008 | — | cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:* |
| microsoft | windows_server_2008 | r2 | cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* |
| microsoft | windows_server_2012 | — | cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2012 | r2 | cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* |
| microsoft | windows_server_2016 | — | cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2019 | — | cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2022 | — | cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35385 | Patch Vendor Advisory |