{"id":"CVE-2021-31635","aliases":["GHSA-cgmm-c2m9-ff7r"],"url":"https://o3.security/vulnerability/CVE-2021-31635","summary":"jFinal Server-Side Template Injection vulnerability","details":"Server-Side Template Injection (SSTI) vulnerability in jFinal v.4.9.08 allows a remote attacker to execute arbitrary code via the template function.","published":"2023-06-26T19:15:09.667Z","modified":"2026-07-09T00:14:11.246631Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01206,"percentile":0.65526,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"com.jfinal:jfinal","fixedVersion":null}],"fix":null,"references":[{"type":"REPORT","url":"https://github.com/jfinal/jfinal/issues/187"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31635"},{"type":"WEB","url":"https://gitee.com/jfinal/jfinal/issues/I3IXLE"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:14:11.246631Z"}}