What’s Vulnerable › Vulnerabilities

CVE-2026-9497: changmingxie tcc-transaction Fastjson AutoType REST API Fastjson.parseObject deserialization

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-25 · updated 2026-07-23
• Weakness: CWE-20

Description

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.

Affected products

• changmingxie tcc-transaction: 2.0, 2.1.0

References

• https://github.com/Ku4D3/bug_story/blob/main/report_01.md
• https://vuldb.com/submit/814092
• https://vuldb.com/vuln/365480
• https://vuldb.com/vuln/365480/cti

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