CVE-2026-9497CWE-20CWE-502

changmingxie tcc-transaction Fastjson AutoType REST API Fastjson.parseObject deserialization

Medium · published May 25, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
34.0
In the wild
Unconfirmed
What it is

A flaw has been found in changmingxie tcc-transaction up to 2.1.0. This issue affects the function Fastjson.parseObject of the component Fastjson AutoType REST API. This manipulation causes deserialization. It is possible to initiate the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00409 · 34.0th percentile
Weaknesses
CWE-20 · Improper Input Validation; CWE-502 · Deserialization of Untrusted Data
Published
2026-05-25T19:45Z
EPSS history
Timeline
  • 25 MAY 19:45Z
    changmingxie tcc-transaction Fastjson AutoType REST API Fastjson.parseObject deserialization
    cvelistv5