{"id":"CVE-2023-42278","aliases":["GHSA-rr66-qh5m-w6mx"],"url":"https://o3.security/vulnerability/CVE-2023-42278","summary":"hutool Buffer Overflow vulnerability","details":"hutool v5.8.21 was discovered to contain a buffer overflow via the component JSONUtil.parse().","published":"2023-09-08T00:00:00Z","modified":"2026-08-12T03:51:17.930447991Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.007,"percentile":0.50114,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"cn.hutool:hutool-core","fixedVersion":"5.8.22"},{"ecosystem":"Maven","name":"cn.hutool:hutool-json","fixedVersion":"5.8.22"}],"fix":{"url":"https://github.com/dromara/hutool/commit/5c4486b9f58a83f283868135138f6ff3741b8c12","label":"dromara/hutool@5c4486b"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/42xxx/CVE-2023-42278.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42278"},{"type":"REPORT","url":"https://github.com/dromara/hutool/issues/3289"},{"type":"WEB","url":"https://github.com/dromara/hutool/commit/5c4486b9f58a83f283868135138f6ff3741b8c12"},{"type":"PACKAGE","url":"https://github.com/dromara/hutool"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:17.930447991Z"}}