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Product · Alibaba

Fastjson

2 known vulnerabilities.

Fastjson at a glance

Last 12 months
2
Critical · all time
2
Exploited · all time
0
Public exploit · all time
1
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 1 vulnerability, 1 critical February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability, 1 critical August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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All Critical High Medium Low Exploited only Public exploit

2 results · Feed

  • Critical 9.0
    CVE-2026-16723 Public exploit

    Remote Code Execution in fastjson 1.2.68–1.2.83

    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.

    Alibaba Fastjson com.alibaba:fastjson Maven
  • Critical 10.0
    CVE-2025-70974

    FASTJSON Includes Functionality from Untrusted Control Sphere

    Fastjson before 1.2.48 mishandles autoType because, when an @type key is in a JSON document, and the value of that key is the name of a Java class, there may be calls to certain public methods of that class. Depending on the behavior of those methods, there m…

    Alibaba Fastjson com.alibaba:fastjson Maven