GHSA-3832-9276-x7gf · Severity: medium · Ecosystem: maven — Improper Certificate Validation in Apache Commons HttpClient
Apache Commons HttpClient 3.x, as used in Amazon Flexible Payments Service (FPS) merchant Java SDK and other products, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
Conclusion & alert: CVE-2012-5783 is rated Moderate Risk (61.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 9.25%, 95th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +8.64% over the last day, indicating growing attacker interest. 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 | 2026-06-15 | 0.62% | 9.25% | +8.64% |
| 2 | 2026-03-04 | 0.39% | 0.62% | +0.23% |
| 3 | 2026-03-01 | — | 0.39% | — |
Full EPSS history (37 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
GHSA-3832-9276-x7gf · Severity: medium · Ecosystem: maven — Improper Certificate Validation in Apache Commons HttpClient
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2012-5783 not yet assigned priority: Debian including 1 source packages (commons-httpclient), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2012-5783 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2012-5783 |
suse
|
medium | — | https://www.suse.com/security/cve/CVE-2012-5783/ |
ubuntu
|
low | CVE-2012-5783 low priority: Ubuntu including 2 source packages (commons-httpclient, httpcomponents-client), 15 status rows across 11 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid): not-affected 8, ignored 4, released 2, needs-triage 1. | https://ubuntu.com/security/CVE-2012-5783 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apache | httpclient | 3.1 | cpe:2.3:a:apache:httpclient:3.1:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* |
| canonical | ubuntu_linux | 15.04 | cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* |