CVE-2026-86512

java-json-tools json-patch Copy Move Operations CopyOperation.java MoveOperation.apply access control

MEDIUM
6.3
CVSS Score
Published: September 8, 2026 at 02:15 AM UTC
Updated: September 28, 2026 at 11:10 PM UTC
1 product affected across 1 vendorJSON Patch

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability was identified in java-json-tools json-patch up to 1.13. This affects the function CopyOperation.apply/MoveOperation.apply of the file src/main/java/com/github/fge/jsonpatch/CopyOperation.java of the component Copy Move Operations. The manipulation leads to improper access controls. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/399666
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/399666/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-86512
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/908391
ExploitIssue TrackingPatch
Source: cverecord
https://github.com/java-json-tools/json-patch/issues/170

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-284CWE-266

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