{"id":"CVE-2023-38871","aliases":["EUVD-2023-2516","GHSA-h3qf-v68r-35jg"],"status":"published","title":"Economizzer user enumeration vulnerability","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00795,"percentile":0.56677,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-203"],"published":"2023-09-28T00:00:00Z","modified":"2026-10-28T02:30:46Z","affected":[{"source":"ghsa","ecosystem":"Packagist","package":"gugoan/economizzer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.9-beta1"}]}]},{"source":"osv","ecosystem":"Packagist","package":"gugoan/economizzer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.9-beta1"}]}],"versions":["v0.4-alpha","v0.8-alpha","v0.9-beta1"]}],"products":[{"vendor":"economizzer","product":"economizzer"}],"references":[{"url":"https://github.com/gugoan/economizzer","tags":["x_transferred","Product","package"]},{"url":"https://www.economizzer.org","tags":["x_transferred","Product","web"]},{"url":"https://github.com/dub-flow/vulnerability-research/tree/main/CVE-2023-38871","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38871","tags":["advisory"]},{"url":"https://github.com/gugoan/economizzer/commit/37308802dfe00d43df396a8afaa2096ece8b7b57","tags":["web"]},{"url":"https://github.com/advisories/GHSA-h3qf-v68r-35jg"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/38xxx/CVE-2023-38871.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-38871","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T00:00:00Z","modified":"2024-09-24T13:11:05.603Z","updated_at":"2026-11-02T14:35:29.772612Z"}],"euvd":[{"id":"EUVD-2023-2516","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T00:00:00Z","modified":"2024-09-24T13:11:05Z","updated_at":"2026-11-03T00:28:16.146478Z"}],"ghsa":[{"id":"GHSA-h3qf-v68r-35jg","title":"Economizzer user enumeration vulnerability","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T06:30:20Z","modified":"2023-11-07T05:01:44Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:37:15.055009Z"}],"nvd":[{"id":"CVE-2023-38871","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T04:15:12.003Z","modified":"2026-06-17T06:11:13.82Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:08:31.699785Z"}],"osv":[{"id":"GHSA-h3qf-v68r-35jg","title":"Economizzer user enumeration vulnerability","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T06:30:20Z","modified":"2024-02-16T08:07:17.432774Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T15:46:48.546324Z"},{"id":"CVE-2023-38871","description":"The commit 3730880 (April 2023) and v.0.9-beta1 of gugoan Economizzer has a user enumeration vulnerability in the login and forgot password functionalities. The app reacts differently when a user or email address is valid, and when it's not. This may allow an attacker to determine whether a user or email address is valid, or brute force valid usernames and email addresses.","status":"published","published":"2023-09-28T00:00:00Z","modified":"2026-10-28T02:30:46.69195047Z","updated_at":"2026-11-02T15:44:32.922049Z"}]}}