🛡️ CVE-2026-54516 on Maven (Root.io) — jackson-databind

🟡 CVSS 5.0 — Medium ✅ No Known Exploit OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2026-54516 in com.fasterxml.jackson.core:jackson-databind - Patched by Root

Root has patched CVE-2026-54516 in the com.fasterxml.jackson.core:jackson-databind package for Root:Maven. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-54516 as tracked by Maven (Root.io), for the package jackson-databind. The fix is available in version 3.1.1-aikido.2; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability none. (rating taken from the base CVE record.)

Weakness class

ROOT-APP-MAVEN-CVE-2026-54516 is classified as CWE-915: Improperly Controlled Modification of Object Attributes. A request can set object fields that were never meant to be writable from outside.

Affected software

ROOT-APP-MAVEN-CVE-2026-54516 is recorded against 4 packages.

  • com.fasterxml.jackson.core:jackson-databind (fixed in 3.1.1-aikido.2)
  • io.root.com.fasterxml.jackson.core:jackson-databind (fixed in 3.1.1-root.io.2)
  • io.root.tools.jackson.core:jackson-databind (fixed in 3.1.0-root.io.3)
  • tools.jackson.core:jackson-databind (fixed in 3.1.0-aikido.3)

Timeline and source

Published on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Details

Severity MEDIUM
CVSS Score 5.0
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-04
Updated 2026-08-12
Modified 2026-08-04
Fix URL N/A

Affected Packages

Software From version Fixed in
com.fasterxml.jackson.core:jackson-databind — 3.1.1-aikido.2
io.root.com.fasterxml.jackson.core:jackson-databind — 3.1.1-root.io.2
io.root.tools.jackson.core:jackson-databind — 3.1.0-root.io.3
tools.jackson.core:jackson-databind — 3.1.0-aikido.3

References

N/A

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