CVE-2025-11065

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

26/01/2026

Last modified:

26/01/2026

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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

5.30

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://access.redhat.com/security/cve/CVE-2025-11065
https://bugzilla.redhat.com/show_bug.cgi?id=2391829
https://github.com/go-viper/mapstructure/commit/742921c9ba2854d27baa64272487fc5075d2c39c
https://github.com/go-viper/mapstructure/security/advisories/GHSA-2464-8j7c-4cjm