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CVE-2026-86513: Allocation of Resources in java-json-tools jackson-coreutils

0
Medium
VulnerabilityCVE-2026-86513cvecve-2026-86513
Published: 09/08/2026 (09/08/2026, 02:30:12 UTC)
Source: CVE Database V5
Vendor/Project: java-json-tools
Product: jackson-coreutils

Description

CVE-2026-86513 is a medium severity vulnerability in java-json-tools jackson-coreutils version 2.0. It involves a flaw in the TreePointer.tokensFromInput function of the JSON Pointer parser component, leading to resource allocation issues. The vulnerability can be exploited remotely, and a public exploit is available. The project has been notified but has not yet issued a response or patch.

CVSS v4.0

Score 6.9medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
None
Vuln. Integrity
None
Vuln. Availability
Low
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Affected software

com.github.java-json-tools/jackson-coreutils
pkg:maven/com.github.java-json-tools/jackson-coreutils
Affected versions
=2.0
CPE configurations
cpe:2.3:a:java-json-tools:jackson-coreutils:*:*:*:*:*:*:*:*

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/08/2026, 03:07:49 UTC

Technical Analysis

This vulnerability affects the TreePointer.tokensFromInput function in the src/main/java/com/github/fge/jackson/jsonpointer/TreePointer.java file of the jackson-coreutils 2.0 component. The flaw results in improper allocation of resources when processing input, which can be triggered remotely. Exploit code has been publicly released. No official remediation or patch has been provided by the vendor as of the publication date.

Potential Impact

The vulnerability allows remote attackers to cause resource allocation issues, which may lead to denial of service or degraded performance of applications using the affected jackson-coreutils 2.0 library. There is no indication of privilege escalation or data compromise from the provided data.

Mitigation Recommendations

No official patch or remediation has been announced by the vendor. Users should monitor the vendor's advisories for updates. Until a fix is available, consider applying workarounds such as input validation or limiting exposure of the vulnerable component to untrusted sources if feasible.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-09-07T19:06:40.252Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a9f787cacd9273b49ddda3c

Added to database: 09/08/2026, 02:52:44 UTC

Last enriched: 09/08/2026, 03:07:49 UTC

Last updated: 09/08/2026, 03:12:03 UTC

Views: 4

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