Vulnerability in Libssh
CVE-2026-0965
A flaw was found in libssh where it can attempt to open arbitrary files during configuration parsing. A local attacker can exploit this by providing a malicious configuration file or when the system is misconfigured. This vulnerability could lead to a Denial of Service (DoS) by causing the system to try and access dangerous files, such as block devices or large system files, which can disrupt normal operations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (4.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Libssh
- Red Hat Enterprise Linux 10 — versions 0:0.12.0-2.el10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9 — versions 0:0.10.4-18.el9
- Red Hat Hardened Images
- Red Hat Openshift Container Platform 4
- Red Hat Enterprise Linux — versions 9.0, 10.0
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2026-0965 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:18160 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:18683 (vendor-advisory)
Frequently asked questions
- What is CVE-2026-0965?
- CVE-2026-0965 is a low-severity vulnerability in Libssh, classified under External Control of File Name or Path. CVSS score: 3.3/10. Published 2026-03-26.
- How severe is CVE-2026-0965?
- Low severity. CVSS v3 base score is 3.3 out of 10.