XML external entity (XXE) vulnerability in java/org/jasig/cas/util/SamlUtils.java in Jasig CAS server before 3.4.12.1 and 3.5.x before 3.5.2.1, when Google Accounts Integration is enabled, allows remote unauthenticated users to bypass authentication via crafted XML data.
Conclusion & alert: CVE-2014-2296 is rated Moderate Risk (64.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.05%). Core evidence: EPSS rose +1.71% over the last day, indicating growing attacker interest. 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 | 0.35% | 2.05% | +1.71% |
| 2 | 2026-02-03 | 0.37% | 0.35% | -0.02% |
| 3 | 2025-03-30 | — | 0.37% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.0 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apereo | cas_server | < 3.4.12.1 | cpe:2.3:a:apereo:cas_server:*:*:*:*:*:*:*:* |
| apereo | cas_server | >= 3.5, < 3.5.2.1 | cpe:2.3:a:apereo:cas_server:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.html | Release Notes Vendor Advisory |
| https://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512 | Third Party Advisory |