# CVE-2025-14821

## Summary

- **CVE ID:** CVE-2025-14821
- **Severity:** HIGH
- **CVSS Score:** 7.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-427
- **Published:** Apr 7, 2026
- **Last Modified:** Aug 31, 2026

## Description

A flaw was found in libssh. This vulnerability allows local man-in-the-middle attacks, security downgrades of SSH (Secure Shell) connections, and manipulation of trusted host information, posing a significant risk to the confidentiality, integrity, and availability of SSH communications via an insecure default configuration on Windows systems where the library automatically loads configuration files from the C:\etc directory, which can be created and modified by unprivileged local users.

## Affected Products

- Red Hat — Red Hat Hardened Images (0.12.0-1.1.hum1)

## References

- [CNA](https://access.redhat.com/security/cve/CVE-2025-14821)
- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=2423148)
- [CNA](https://www.libssh.org/2026/02/10/libssh-0-12-0-and-0-11-4-security-releases/)
- [CNA](https://access.redhat.com/errata/RHSA-2026:7067)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 3.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._