Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2025-14821
Red Hat Red Hat Hardened Images — Libssh: libssh: insecure default configuration leads to local man-in-the-middle attacks on windows
AV AC PR UI S C I A CVSS EPSS %ile KEV
L H L N U H H H 7.0 .0013 2.2 —
AFFECTED
Product Versions Fixed
Red Hat Hardened Images unspecified 0.12.0-1.1.hum1
Red Hat Enterprise Linux 10 unspecified —
Red Hat Enterprise Linux 6 unspecified —
Red Hat Enterprise Linux 7 unspecified —
Red Hat Enterprise Linux 8 unspecified —
Red Hat Enterprise Linux 9 unspecified —
Red Hat OpenShift Container Platform 4 unspecified —
Red Hat OpenShift Container Platform 4 unspecified —
TIMELINE
Dec 17 Reserved by redhat
Apr 7 Published (CNA: redhat)
Aug 21 RESCORED — CVE-2025-14821 (Red Hat Hardened Images). CVSS 7.8 → 7 (NVD).
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| December 17, 2025 | Reserved | Reserved by redhat |
| April 7, 2026 | Published | Published (CNA: redhat) |
| August 21, 2026 | RESCORED | RESCORED — CVE-2025-14821 (Red Hat Hardened Images). CVSS 7.8 → 7 (NVD). |
Affected
Affected products and packages — 8 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Red Hat | Red Hat Hardened Images | — | — | 0.12.0-1.1.hum1 |
| Red Hat | Red Hat Enterprise Linux 10 | — | — | — |
| Red Hat | Red Hat Enterprise Linux 6 | — | — | — |
| Red Hat | Red Hat Enterprise Linux 7 | — | — | — |
| Red Hat | Red Hat Enterprise Linux 8 | — | — | — |
| Red Hat | Red Hat Enterprise Linux 9 | — | — | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — | — | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — | — | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-14821 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
