{"cve":"CVE-2023-31579","nvd":{"published":"2023-11-02T22:15:08.640","modified":"2026-06-17T05:57:11.637","status":"Modified","description":"Dromara Lamp-Cloud before v3.8.1 was discovered to use a hardcoded cryptographic key when creating and verifying a Json Web Token. This vulnerability allows attackers to authenticate to the application via a crafted JWT token.","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-798"],"references":["https://github.com/dromara/lamp-cloud/issues/183","https://github.com/xubowenW/JWTissues/blob/main/lamp%20issue.md","https://github.com/dromara/lamp-cloud/issues/183","https://github.com/xubowenW/JWTissues/blob/main/lamp%20issue.md"],"products":["tangyh:lamp-cloud"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-31579","score":0.00681,"percentile":0.52439,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-xr8c-mq5x-5f56","url":"https://osv.dev/vulnerability/GHSA-xr8c-mq5x-5f56","summary":"Dromara Lamp-Cloud Use of Hard-coded Cryptographic Key","modified":"2024-02-16T08:13:19.585649Z","packages":[{"ecosystem":"Maven","name":"top.tangyh.basic:lamp-core","purl":"pkg:maven/top.tangyh.basic/lamp-core","ranges":["<3.8.1"],"fixed":["3.8.1"]},{"ecosystem":"Maven","name":"top.tangyh.basic:lamp-util","purl":"pkg:maven/top.tangyh.basic/lamp-util","ranges":["<3.8.1"],"fixed":["3.8.1"]}]}],"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."]}