Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libjackson2-databind-java-doc (2.4.2-3ubuntu0.1~esm2) @ xenial	2026-05-27	ubuntu
redhat	jackson-databind	2020-07-28	redhat
redhat	patch	2020-05-18	redhat
redhat	pki-deps:10.6-8020020191204213056.6a468ee4	2020-04-28	redhat
redhat	eap7-wildfly-transaction-client-0:1.1.8-1.Final_redhat_00001.1.el7eap	2020-01-21	redhat
redhat	eap7-wildfly-transaction-client-0:1.1.8-1.Final_redhat_00001.1.el8eap	2020-01-21	redhat
redhat	eap7-wildfly-transaction-client-0:1.1.8-1.Final_redhat_00001.1.el6eap	2020-01-21	redhat

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
com.fasterxml.jackson.core:jackson-databind	2.0.0 ... 2.6.7.2 (64 versions)	2.6.7.3	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-502Deserialization of Untrusted Data

All Vendor Advisories

(14)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 9× in last 7d / 16× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 14:33 UTCEG score recompute
2026-05-27 14:33 UTCVendor advisory
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCLeadroyaL/cve-2019-14540-exploit
First seen Aug 21, 2019
CVE-2019-14540 Exploit
Open source ↗

Frequently asked(5)

What is CVE-2019-14540?

CVE-2019-14540 is a critical vulnerability published on September 15, 2019. A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. It is related to com.zaxxer.hikari.HikariConfig.

When was CVE-2019-14540 disclosed?

CVE-2019-14540 was first published in the National Vulnerability Database on September 15, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-14540 actively exploited?

CVE-2019-14540 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-14540?

CVE-2019-14540 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-14540?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-14540, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-14540

Explore →

Is Your Infrastructure Affected by CVE-2019-14540?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2019-14540

Published

Last Modified

Advisory Details (10)

Block one more gadget type (HikariCP, CVE-2019-14439 / CVE-2019-16335) · Issue #2449 · FasterXML/jackson-databind · GitHub

Block one more gadget type (HikariCP, CVE-2019-14540) · Issue #2410 · FasterXML/jackson-databind · GitHub

jackson-databind/release-notes/VERSION-2.x at 3.x · FasterXML/jackson-databind · GitHub

Patch Availability(7)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-14540?

Same vendor

Same CWE

CVE-2019-14540

📅 Published

🔄 Last Modified

📋 Advisory Details (10)

Block one more gadget type (HikariCP, CVE-2019-14439 / CVE-2019-16335) · Issue #2449 · FasterXML/jackson-databind · GitHub

Block one more gadget type (HikariCP, CVE-2019-14540) · Issue #2410 · FasterXML/jackson-databind · GitHub

jackson-databind/release-notes/VERSION-2.x at 3.x · FasterXML/jackson-databind · GitHub

Patch Availability(7)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-14540?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

Advisory Details (10)

Frequently asked(5)

Related CVEs(same vendor + same CWE)