CVE-2026-16723

critical · 9

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.

CVSS

16.0%

EPSS (exploit prob.)

97th

EPSS percentile

2026-07-23

Published

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-20CWE-502

References

https://github.com/alibaba/fastjson2/wiki/Security-Advisory:-Remote-Code-Execution-in-fastjson-1.2.68%E2%80%931.2.83

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-16723