CVE-2026-16723

Critical

Open

TLP:CLEAR

Remote Code Execution in fastjson 1.2.68–1.2.83

NVD CVE.org

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Description

A remote code execution (RCE) vulnerability exists in fastjson 1.2.68 through 1.2.83. This vulnerability is exploitable under fastjson's stock default configuration — no AutoType enablement required, no classpath gadget required.

Details

CVSS Score: 9.0
EPSS Score ⓘ: 0.41%

34.3th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Confidence: 90%
Published: Jul 23, 2026
Last Modified: Jul 23, 2026

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