CVE-2025-15079

MediumCVSS 5.3/10Last modified Oct 14, 2026

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-297

Affected software

Vendor	Product	Versions
curl	curl	>= 7.58.0, < 8.14.2; >= 8.15.0, < 8.16.1; >= 8.17.0, < 8.18.0
curl	curl	>= c92d2e14cfb0db662f958effd2ac86f995cf1b5a, < adca486c125d9a6d9565b9607a19dce803a8b479
curl	curl	8.17.0; 8.16.0; 8.15.0; 8.14.1; 8.14.0; 8.13.0; 8.12.1; 8.12.0; 8.11.1; 8.11.0; 8.10.1; 8.10.0; 8.9.1; 8.9.0; 8.8.0; 8.7.1; 8.7.0; 8.6.0; 8.5.0; 8.4.0

References

https://curl.se/docs/CVE-2025-15079.htmlPatch, Vendor Advisory
https://curl.se/docs/CVE-2025-15079.jsonVendor Advisory
https://hackerone.com/reports/3477116Exploit, Issue Tracking, Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/01/07/6Mailing List, Patch, Third Party Advisory

Timeline

Published: Jan 8, 2026
Last modified: Oct 14, 2026
NVD status: Modified

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