GitHub Advisoryadvisory · Maven

GHSA-crf3-v9rr-v7hj fastjson has a remote code execution (RCE) vulnerability

CRITICAL Published 2026-07-23 Modified 2026-08-07 Official page ↗
Aliases
CVE-2026-16723
Ecosystem
Maven
Packages
com.alibaba:fastjson
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-20
Reviewed
2026-08-07

Affected packages

• Maven com.alibaba:fastjson: >= 1.2.68, <= 1.2.83 (no fix yet)

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.

Related

Alias · CVE (1)

  • CVE-2026-16723 A remote code execution (RCE) vulnerability exists in fastjson 1.2.68 through 1.2.83. vulnerability

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References