{"cve":"CVE-2021-31649","nvd":{"published":"2021-06-24T16:15:08.523","modified":"2026-06-17T03:52:07.080","status":"Modified","description":"In applications using jfinal 4.9.08 and below, there is a deserialization vulnerability when using redis,may be vulnerable to remote code execute","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["http://note.youdao.com/noteshare?id=787ccbb8345dbd4a905aebe35f1d8aa8&sub=6C5C072C901949429EFD978405212FA4","https://note.youdao.com/ynoteshare1/index.html?id=787ccbb8345dbd4a905aebe35f1d8aa8&type=note","http://note.youdao.com/noteshare?id=787ccbb8345dbd4a905aebe35f1d8aa8&sub=6C5C072C901949429EFD978405212FA4","https://note.youdao.com/ynoteshare1/index.html?id=787ccbb8345dbd4a905aebe35f1d8aa8&type=note"],"products":["jfinal:jfinal"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-31649","score":0.0182,"percentile":0.78748,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-h3j8-fr5q-8rfr","url":"https://osv.dev/vulnerability/GHSA-h3j8-fr5q-8rfr","summary":"JFinal Java Deserialization Vulnerability","modified":"2024-12-07T05:32:15.136529Z","packages":[{"ecosystem":"Maven","name":"com.jfinal:jfinal","purl":"pkg:maven/com.jfinal/jfinal","ranges":["<=4.9.08"],"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."]}