{"cve":"CVE-2025-14821","nvd":{"published":"2026-04-07T17:16:25.433","modified":"2026-10-14T17:10:00.210","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.0},"cwes":["CWE-427"],"references":["https://access.redhat.com/errata/RHSA-2026:7067","https://access.redhat.com/security/cve/CVE-2025-14821","https://bugzilla.redhat.com/show_bug.cgi?id=2423148","https://www.libssh.org/2026/02/10/libssh-0-12-0-and-0-11-4-security-releases/"],"products":["libssh:libssh","redhat:hardened_images"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2025-14821","score":0.00129,"percentile":0.02571,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}