What’s Vulnerable › Vulnerabilities
CVE-2026-16723: Remote Code Execution in fastjson 1.2.68–1.2.83
- Severity: critical (CVSS 9.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-23 · updated 2026-10-24
- Weakness: CWE-20
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.
Affected products
- Alibaba Fastjson: from 1.2.68 through 1.2.83
References
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