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CVE-2026-86319— java-json-tools json-patch Patch Operation JsonPatch.java JsonPatch.apply resource consumption

Quick assessment

Affected
java-json-tools json-patch
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 java-json-tools 的 json-patch 组件（版本 1.13 及以下）中发现了一个漏洞。该漏洞影响了位于文件 中 函数，属于“补丁操作处理器”（Patch Operation Handler）组件。通过操纵该函数可引发资源过度消耗。攻击者可以远程发起此攻击。该漏洞的利用方式已公开披露，可能被用于攻击。项目方已提前通过问题报告得知此问题，但尚未作出回应。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 14

VendorProduct Version RangeStatus
java-json-tools json-patch 1.0 affected
1.1 affected
1.2 affected
1.3 affected
1.4 affected
1.5 affected
1.6 affected
1.7 affected
… +6 more rows
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I. Basic Information for CVE-2026-86319

Vulnerability Information
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Vulnerability Title
java-json-tools json-patch Patch Operation JsonPatch.java JsonPatch.apply resource consumption
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in java-json-tools json-patch up to 1.13. Affected by this vulnerability is the function JsonPatch.apply of the file src/main/java/com/github/fge/jsonpatch/JsonPatch.java of the component Patch Operation Handler. The manipulation leads to resource consumption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
java-json-tools json-patch 1.0 cpe:2.3:a:java-json-tools:json-patch:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-86319

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III. Intelligence Information for CVE-2026-86319

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Patches & Fixes for CVE-2026-86319 (2)

News Coverage for CVE-2026-86319 (1)

Other References for CVE-2026-86319 (2)

Same Patch Batch · java-json-tools · 2026-09-07 · 3 CVEs total

CVE-2026-86318 5.3 MEDIUM java-json-tools json-patch JsonMergePatchDeserializer.java JsonMergePatch.fromJson stack-b
CVE-2026-86321 5.3 MEDIUM java-json-tools jackson-coreutils URL Validation JsonLoader.java JsonLoader.fromURL server

IV. Related Vulnerabilities

Same product: json-patch
Same vendor: java-json-tools
Same weakness: CWE-400

V. Comments for CVE-2026-86319

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