CVE-2025-11065
github.com/go-viper/mapstructure/v2: Go-viper's mapstructure May Leak Sensitive Information in Logs in github.com/go-viper/mapstructure
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 29, 2025
Updated · June 30, 2026
Description
A 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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.3CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
CWE-209 · Generation of Error Message Containing Sensitive Information