CVE-2025-15079 — Improper Validation of Certificate with Host Mismatch in Curl
Severity
5.3MEDIUMNVD
EPSS
0.0%
top 89.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 8
Latest updateMar 3
Description
When doing SSH-based transfers using either SCP or SFTP, and setting the
known_hosts file, libcurl could still mistakenly accept connecting to hosts
*not present* in the specified file if they were added as recognized in the
libssh *global* known_hosts file.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.6 | Impact: 3.6
Patches
🔴Vulnerability Details
4GHSA▶
GHSA-7q9p-cx8r-rh2q: When doing SSH-based transfers using either SCP or SFTP, and setting the
known_hosts file, libcurl could still mistakenly accept connecting to hosts
*↗2026-01-08
OSV▶
CVE-2025-15079: When doing SSH-based transfers using either SCP or SFTP, and setting the known_hosts file, libcurl could still mistakenly accept connecting to hosts *↗2026-01-08