CVE-2026-86512CWE-266CWE-284broken-access-control

CVE-2026-86512

Medium · published September 8, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
29.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00366 · 29.2th percentile
Weaknesses
CWE-266 · Incorrect Privilege Assignment; CWE-284 · Improper Access Control
Published
2026-09-08T07:17Z
References (6)
https://github.com/java-json-tools/json-patch/ · [email protected]https://github.com/java-json-tools/json-patch/issues/170 · [email protected]https://vuldb.com/cve/CVE-2026-86512 · [email protected]https://vuldb.com/submit/908391 · [email protected]https://vuldb.com/vuln/399666 · [email protected]https://vuldb.com/vuln/399666/cti · [email protected]
EPSS history
Timeline
  • 09 SEP 03:20Z
    EPSS moved — → 0%
    epss
  • 08 SEP 02:15Z
    java-json-tools json-patch Copy Move Operations CopyOperation.java MoveOperation.apply access control
    cvelistv5