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CVE-2026-59888GHSA-3PJW-73GF-8QR5

jackson-databind: @JsonIgnore on a Record property is bypassed with a PropertyNamingStrategy

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.18.8, 2.21.4, 3.1.4
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.15.0 until 2.18.8, 2.21.4, and 3.1.4, Java Records using a PropertyNamingStrategy can bypass @JsonIgnore because POJOPropertiesCollector._removeUnwantedIgnorals() records an ignored component under its original implicit name before _renameUsing() applies the naming strategy, allowing the renamed JSON key to be assigned to the Record constructor parameter. This issue is fixed in versions 2.18.8, 2.21.4, and 3.1.4.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • FasterXML jackson-databind

    From 2.15.0 · fixed in 2.18.8; From 2.19.0 · fixed in 2.21.4; From 3.0.0 · fixed in 3.1.4

  • com.fasterxml.jackson.core:jackson-databindMaven

    From 2.15.0 · fixed in 2.18.8

  • com.fasterxml.jackson.core:jackson-databindMaven

    From 2.19.0 · fixed in 2.21.4

  • tools.jackson.core:jackson-databindMaven

    From 3.0.0 · fixed in 3.1.4

References 4

GitHub · FasterXML/jackson-databind