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NVD Vulnerability Details :
CVE-2026-35388
Analyzed
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-02 Apr, 2026 | 17:16
Updated At-27 Apr, 2026 | 14:12

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.12.5LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Primary3.12.5LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 2.5
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Type: Primary
Version: 3.1
Base score: 2.5
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
CPE Matches
OpenBSD
openbsd
>>openssh>>Versions before 10.3(exclusive)
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-420Primarycve@mitre.org
CWE ID: CWE-420
Type: Primary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2cve@mitre.org
Third Party Advisory
https://www.openssh.org/releasenotes.html#10.3p1cve@mitre.org
Release Notes
https://www.openwall.com/lists/oss-security/2026/04/02/3cve@mitre.org
Third Party Advisory
Hyperlink: https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
Source: cve@mitre.org
Resource:
Third Party Advisory
Hyperlink: https://www.openssh.org/releasenotes.html#10.3p1
Source: cve@mitre.org
Resource:
Release Notes
Hyperlink: https://www.openwall.com/lists/oss-security/2026/04/02/3
Source: cve@mitre.org
Resource:
Third Party Advisory
Change History
0Changes found
Details not found