Deserialization of Untrusted Data Affecting jackson-databind package, versions <2.9.8-3


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
10.9% (96th percentile)

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  • Snyk IDSNYK-UBUNTU2604-JACKSONDATABIND-16206371
  • published24 Apr 2026
  • disclosed19 Jun 2019

Introduced: 19 Jun 2019

CVE-2019-12814  (opens in a new tab)
CWE-502  (opens in a new tab)

How to fix?

Upgrade Ubuntu:26.04 jackson-databind to version 2.9.8-3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jackson-databind package and not the jackson-databind package as distributed by Ubuntu. See How to fix? for Ubuntu:26.04 relevant fixed versions and status.

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x through 2.9.9. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has JDOM 1.x or 2.x jar in the classpath, an attacker can send a specifically crafted JSON message that allows them to read arbitrary local files on the server.

References

CVSS Base Scores

version 3.1