GHSA-34fp-xvxp-rg22 · Severity: medium · Ecosystem: maven — Apache ActiveMQ default configuration subject to denial of service
The default configuration of Apache ActiveMQ before 5.8.0 enables a sample web application, which allows remote attackers to cause a denial of service (broker resource consumption) via HTTP requests.
Conclusion & alert: CVE-2012-6551 is rated Moderate Risk (52.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.67%, 94th 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 | 2026-06-16 | 7.91% | 7.67% | -0.24% |
| 2 | 2026-06-15 | 8.36% | 7.91% | -0.45% |
| 3 | 2026-02-14 | — | 8.36% | — |
Full EPSS history (15 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] |
GHSA-34fp-xvxp-rg22 · Severity: medium · Ecosystem: maven — Apache ActiveMQ default configuration subject to denial of service
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2012-6551 unimportant priority: Debian including 1 source packages (activemq), 4 status rows across 4 suites (bookworm, bullseye, sid, trixie): resolved 4. | https://security-tracker.debian.org/tracker/CVE-2012-6551 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2012-6551 |
ubuntu
|
medium | CVE-2012-6551 medium priority: Ubuntu including 1 source packages (activemq), 12 status rows across 12 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily): ignored 6, DNE 3, not-affected 2, needs-triage 1. | https://ubuntu.com/security/CVE-2012-6551 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apache | activemq | <= 5.7.0 | cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:* |
| apache | activemq | 4.0 | cpe:2.3:a:apache:activemq:4.0:*:*:*:*:*:*:* |
| apache | activemq | 4.0 | cpe:2.3:a:apache:activemq:4.0:m4:*:*:*:*:*:* |
| apache | activemq | 4.0 | cpe:2.3:a:apache:activemq:4.0:rc2:*:*:*:*:*:* |
| apache | activemq | 4.0.1 | cpe:2.3:a:apache:activemq:4.0.1:*:*:*:*:*:*:* |
| apache | activemq | 4.0.2 | cpe:2.3:a:apache:activemq:4.0.2:*:*:*:*:*:*:* |
| apache | activemq | 4.1.0 | cpe:2.3:a:apache:activemq:4.1.0:*:*:*:*:*:*:* |
| apache | activemq | 4.1.1 | cpe:2.3:a:apache:activemq:4.1.1:*:*:*:*:*:*:* |
| apache | activemq | 5.0.0 | cpe:2.3:a:apache:activemq:5.0.0:*:*:*:*:*:*:* |
| apache | activemq | 5.1.0 | cpe:2.3:a:apache:activemq:5.1.0:*:*:*:*:*:*:* |
| apache | activemq | 5.2.0 | cpe:2.3:a:apache:activemq:5.2.0:*:*:*:*:*:*:* |
| apache | activemq | 5.3.0 | cpe:2.3:a:apache:activemq:5.3.0:*:*:*:*:*:*:* |
| apache | activemq | 5.3.1 | cpe:2.3:a:apache:activemq:5.3.1:*:*:*:*:*:*:* |
| apache | activemq | 5.3.2 | cpe:2.3:a:apache:activemq:5.3.2:*:*:*:*:*:*:* |
| apache | activemq | 5.4.0 | cpe:2.3:a:apache:activemq:5.4.0:*:*:*:*:*:*:* |
| apache | activemq | 5.4.1 | cpe:2.3:a:apache:activemq:5.4.1:*:*:*:*:*:*:* |
| apache | activemq | 5.4.2 | cpe:2.3:a:apache:activemq:5.4.2:*:*:*:*:*:*:* |
| apache | activemq | 5.5.0 | cpe:2.3:a:apache:activemq:5.5.0:*:*:*:*:*:*:* |
| apache | activemq | 5.5.1 | cpe:2.3:a:apache:activemq:5.5.1:*:*:*:*:*:*:* |
| apache | activemq | 5.6.0 | cpe:2.3:a:apache:activemq:5.6.0:*:*:*:*:*:*:* |