{"cve":"CVE-2026-9497","nvd":{"published":"2026-05-25T20:16:38.137","modified":"2026-07-23T11:10:00.120","status":"Deferred","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.","cvss_v4":{"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","score":2.1},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","score":6.3},"cwes":["CWE-20","CWE-502"],"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"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-9497","score":0.00338,"percentile":0.27221,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4r4v-3jc5-hrg9","url":"https://osv.dev/vulnerability/GHSA-4r4v-3jc5-hrg9","summary":"TCC-TRANSACTION has an Improper Input Validation vulnerability","modified":"2026-06-30T17:56:29.798519Z","packages":[{"ecosystem":"Maven","name":"org.mengyun:tcc-transaction","purl":"pkg:maven/org.mengyun/tcc-transaction","ranges":["<=2.1.0"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}