changmingxie tcc-transaction Fastjson AutoType REST API Fastjson.parseObject deserialization
Priority LOW 24CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00338 27th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| changmingxie | tcc-transaction | 2.0; 2.1.0 | — | No fix listed | CNA |
| — | org.mengyun:tcc-transaction (Maven) | up to 2.1.0 | — | No fix listed | GHSA-4r4v-3jc5-hrg9 |
- tcc-transaction Vendorchangmingxie Affected 2.0; 2.1.0 Fixed in — No fix listed CNA
- org.mengyun:tcc-transaction (Maven) Vendor— Affected up to 2.1.0 Fixed in — No fix listed GHSA-4r4v-3jc5-hrg9
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:changmingxie:tcc-transaction:*:*:*:*:*:*:*:* | — | — | changmingxie |
- cpe:2.3:a:changmingxie:tcc-transaction:*:*:*:*:*:*:*:* Versions — — ·changmingxie
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-9497
- 2026-10-03 Alias added: GHSA-4r4v-3jc5-hrg9
References
Sources
- CVE-2026-9497 · CVE Program
- CVE-2026-9497 · NVD
- FIRST EPSS
- GHSA-4r4v-3jc5-hrg9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences