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.
CVE-2026-0965
Score 3.3 from GitHub Security Advisory (severity: LOW) published 2026-03-26. NVD baseline CVSS 3.3; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 3.3
- EG Score
- 3.3(medium)
- EPSS
- 5.3%
- KEV
- Not listed
Published
March 26, 2026
Last Modified
May 19, 2026
References (4)
- secalert@redhathttps://access.redhat.com/errata/RHSA-2026:18160
- secalert@redhathttps://access.redhat.com/errata/RHSA-2026:18683
- secalert@redhathttps://access.redhat.com/security/cve/CVE-2026-0965
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2436980
Vendor Advisories for CVE-2026-0965(4)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- CVE-2026-0965Microsoft Security Response Center (MSRC)Low
Libssh: libssh: denial of service via improper configuration file handling
- RHSA-2026:18683Red Hat Product SecurityMedium
Red Hat Security Advisory: libssh security update
- RHSA-2026:18160Red Hat Product SecurityMedium
Red Hat Security Advisory: libssh security update
- GHSA-q35q-xwh9-8pgwGitHub Security AdvisoriesLow
A flaw was found in libssh where it can attempt to open arbitrary files during configuration...
Patch Availability(4)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libssh-doc (0.11.2-1ubuntu0.2) @ questing | 2026-06-10 | ubuntu |
| ubuntu | libssh-gcrypt-dev (0.6.3-4.3ubuntu0.6+esm4) @ xenial | 2026-06-10 | ubuntu |
| redhat | libssh-0:0.12.0-2.el10 | 2026-05-19 | redhat |
| redhat | libssh-0:0.10.4-18.el9 | 2026-05-19 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(2)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 8× in last 7d / 35× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-16 03:53 UTCOSV refresh
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 02:00 UTCEPSS rescore
- 2026-07-13 22:30 UTCEPSS rescore
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- 2026-06-30 23:22 UTCEPSS rescore
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- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-24 14:05 UTCEPSS rescore
- 2026-06-23 21:32 UTCEPSS rescore
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- 2026-06-22 14:25 UTCEPSS rescore
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- 2026-06-21 01:59 UTCEPSS rescore
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- 2026-06-19 19:25 UTCEPSS rescore
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- 2026-06-10 22:18 UTCEPSS rescore
- 2026-06-10 14:45 UTCEG score recompute
- 2026-06-10 14:45 UTCVendor advisory
- 2026-06-10 14:45 UTCGHSA enrichment
- 2026-06-10 13:22 UTCEPSS rescore
- 2026-06-08 14:17 UTCEPSS rescore
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- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-07 12:00 UTCEG score recompute
- 2026-06-07 12:00 UTCVendor advisory
- 2026-06-07 12:00 UTCGHSA enrichment
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
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- 2026-05-26 07:18 UTCEPSS rescore
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- 2026-05-22 21:16 UTCEPSS rescore
- 2026-05-21 22:43 UTCEPSS rescore
- 2026-05-20 22:38 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 20:08 UTCEG score recompute
- 2026-05-20 20:08 UTCVendor advisory
- 2026-05-20 20:08 UTCGHSA enrichment
- 2026-05-20 11:22 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:31 UTCEPSS rescore
Frequently asked(5)
What is CVE-2026-0965?
When was CVE-2026-0965 disclosed?
Is CVE-2026-0965 actively exploited?
What is the CVSS score of CVE-2026-0965?
How do I remediate CVE-2026-0965?
Dependency Blast Radius
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