{"id":"GHSA-86rf-68f4-2cph","summary":"Duplicate Advisory: go-viper's mapstructure May Leak Sensitive Information in Logs When Processing Malformed Data","details":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-2464-8j7c-4cjm. This link is maintained to preserve external references.\n\n### Original Description\nA flaw was found in github.com/go-viper/mapstructure/v2, in the field processing component using mapstructure.WeakDecode. This vulnerability allows information disclosure through detailed error messages that may leak sensitive input values via malformed user-supplied data processed in security-critical contexts.","modified":"2026-02-03T03:07:54.692300Z","published":"2026-01-26T21:30:36Z","withdrawn":"2026-01-27T21:00:31Z","database_specific":{"github_reviewed_at":"2026-01-27T21:00:31Z","nvd_published_at":"2026-01-26T20:16:06Z","cwe_ids":["CWE-117"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/go-viper/mapstructure/security/advisories/GHSA-2464-8j7c-4cjm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11065"},{"type":"WEB","url":"https://github.com/go-viper/mapstructure/commit/742921c9ba2854d27baa64272487fc5075d2c39c"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2025-11065"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2391829"},{"type":"PACKAGE","url":"https://github.com/go-viper/mapstructure"}],"affected":[{"package":{"name":"github.com/go-viper/mapstructure/v2","ecosystem":"Go","purl":"pkg:golang/github.com/go-viper/mapstructure/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.4.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/01/GHSA-86rf-68f4-2cph/GHSA-86rf-68f4-2cph.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}