The Web Service component in Apple OS X Server before 5.0.15 omits an unspecified HTTP header configuration, which allows remote attackers to bypass intended access restrictions via unknown vectors.
Conclusion & alert: CVE-2015-7031 is rated Low Risk (37.2/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.26%). 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 | 2025-06-25 | 0.22% | 0.26% | +0.03% |
| 2 | 2025-03-30 | 0.27% | 0.22% | -0.05% |
| 3 | 2025-03-29 | — | 0.27% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apple | mac_os_x_server | <= 5.0.14 | cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://lists.apple.com/archives/security-announce/2015/Oct/msg00009.html | Vendor Advisory |
| http://www.securitytracker.com/id/1033933 | |
| https://support.apple.com/HT205376 | Vendor Advisory |