qpidd in Apache Qpid 0.30 and earlier allows remote attackers to cause a denial of service (daemon crash) via a crafted protocol sequence set. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0203.
Conclusion & alert: CVE-2015-0224 is rated Moderate Risk (62.9/100): CVSS High severity, with high exploitation likelihood (EPSS 56.01%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. 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 | 2026-02-14 | 57.42% | 56.01% | -1.41% |
| 2 | 2025-06-03 | 56.01% | 57.42% | +1.41% |
| 3 | 2025-03-30 | — | 56.01% | — |
Full EPSS history (20 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.0 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2015-0224 |
ubuntu
|
medium | CVE-2015-0224 medium priority: Ubuntu including 1 source packages (qpid-cpp), 13 status rows across 13 suites (artful, bionic, cosmic, lucid, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 7, DNE 4, not-affected 2. | https://ubuntu.com/security/CVE-2015-0224 |