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.
CVE-2019-5442
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2019-06-13. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 70.1%
- KEV
- Not listed
Published
June 12, 2019
Last Modified
November 21, 2024
References (2)
- support@hackeronehttps://hackerone.com/reports/506791
- af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/506791
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| maven | ro.pippo:pippo-jaxb | — | ghsa |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Maven(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| ro.pippo:pippo-jaxb | 0.10.0 ... 1.9.0 (20 versions) | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 44× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:24 UTCEPSS rescore
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- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-03 09:56 UTCOSV refresh
- 2026-07-01 15:03 UTCEPSS rescore
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- 2026-06-30 23:20 UTCEPSS rescore
- 2026-06-28 14:04 UTCEPSS rescore
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- 2026-06-23 21:31 UTCEPSS rescore
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- 2026-06-22 14:23 UTCEPSS rescore
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- 2026-06-18 17:50 UTCEPSS rescore
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- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-15 17:46 UTCEPSS rescore
- 2026-06-15 00:13 UTCOSV refresh
- 2026-06-14 23:15 UTCEPSS rescore
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- 2026-06-13 22:58 UTCEPSS rescore
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- 2026-06-08 14:15 UTCEPSS rescore
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- 2026-06-08 14:15 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-05-31 22:29 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
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- 2026-05-29 13:42 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-27 18:24 UTCEG score recompute
- 2026-05-27 18:24 UTCGHSA enrichment
- 2026-05-27 13:39 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-24 16:47 UTCEPSS rescore
Frequently asked(5)
What is CVE-2019-5442?
When was CVE-2019-5442 disclosed?
Is CVE-2019-5442 actively exploited?
What is the CVSS score of CVE-2019-5442?
How do I remediate CVE-2019-5442?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-5442
Is Your Infrastructure Affected by CVE-2019-5442?
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