EUVD-2026-18480CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
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4DescriptionNVD
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.
AnalysisAI
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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