EUVD-2026-18480

| CVE-2026-35414 MEDIUM
2026-04-02 mitre
4.2
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Analysis Generated
Apr 02, 2026 - 17:30 vuln.today
EUVD ID Assigned
Apr 02, 2026 - 17:30 euvd
EUVD-2026-18480
CVE Published
Apr 02, 2026 - 17:08 nvd
MEDIUM 4.2

Tags

Ssh Information Disclosure

Description

OpenSSH before 10.3 mishandles the authorized_keys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authority that makes certain use of comma characters.

Analysis

OpenSSH before version 10.3 mishandles the authorized_keys principals option when a principals list is combined with a Certificate Authority that uses certain comma character patterns, allowing authenticated local or remote users to disclose sensitive authorization information or manipulate authentication decisions. This vulnerability affects all OpenSSH versions prior to 10.3p1 and requires authenticated access (PR:L) with non-trivial attack complexity (AC:H), resulting in partial confidentiality and integrity impact. …

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Priority Score

21
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +21
POC: 0

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EUVD-2026-18480 vulnerability details – vuln.today
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