GHSA-hwcx-9p4j-7hwj · Severity: high · Ecosystem: maven — XML Entity Expansion in Pippo
XML Entity Expansion (Billion Laughs Attack) on Pippo 1.12.0 results in Denial of Service.Entities are created recursively and large amounts of heap memory is taken. Eventually, the JVM process will run out of memory. Otherwise, if the OS does not bound the memory on that process, memory will continue to be exhausted and will affect other processes on the system.
Conclusion & alert: CVE-2019-5442 is rated High Exploit Risk (70.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.44%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.11% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 0.33% | 1.44% | +1.11% |
| 2 | 2025-03-30 | 0.40% | 0.33% | -0.06% |
| 3 | 2025-03-29 | — | 0.40% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
GHSA-hwcx-9p4j-7hwj · Severity: high · Ecosystem: maven — XML Entity Expansion in Pippo
| URL | Tags |
|---|---|
| https://hackerone.com/reports/506791 | Exploit Third Party Advisory |