Ektron Content Management System (CMS) 8.5 and 8.7 before 8.7sp2 and 9.0 before sp1, when the Saxon XSLT parser is used, allows remote attackers to execute arbitrary code via a crafted XSLT document, related to a "resource injection" issue.
Conclusion & alert: CVE-2015-0931 is rated Moderate Risk (54.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.44%). 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 | 3.62% | 2.44% | -1.17% |
| 2 | 2026-03-04 | 1.68% | 3.62% | +1.94% |
| 3 | 2026-03-01 | — | 1.68% | — |
Full EPSS history (33 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ektron | ektron_content_management_system | 8.5.0 | cpe:2.3:a:ektron:ektron_content_management_system:8.5.0:*:*:*:*:*:*:* |
| ektron | ektron_content_management_system | 8.7.0 | cpe:2.3:a:ektron:ektron_content_management_system:8.7.0:*:*:*:*:*:*:* |
| ektron | ektron_content_management_system | 8.7.0 | cpe:2.3:a:ektron:ektron_content_management_system:8.7.0:sp1:*:*:*:*:*:* |
| ektron | ektron_content_management_system | 8.9.0 | cpe:2.3:a:ektron:ektron_content_management_system:8.9.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.kb.cert.org/vuls/id/377644 | US Government Resource |