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CVE-2026-35414
Component Overview
Vulnerability Overview
Name
CVE-2026-35414
Source
NVD (
link
)
Debian (
link
)
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.
CWEs
CWE-670
Published Date
Apr 2, 2026
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
Mailing List
https://www.openssh.org/releasenotes.html#10.3p1
Release Notes
https://www.openwall.com/lists/oss-security/2026/04/02/3
Third Party Advisory
Analysis
#
Affected Component
Analysis
openssh
Exploitable
Vulnerability Ratings
#
4.2
CVSSv31
8.1
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
openssh
buildroot
2025.02.x
9.9p2
Patched
openssh
buildroot
master
10.3p1
Not Affected
openssh
openwrt
master
10.3_p1-r2
Not Affected
openssh
openwrt
openwrt-25.12
10.3_p1-r1
Not Affected
openssh
yocto
master
10.3p1
Not Affected
openssh
yocto
scarthgap
9.6p1
Exploitable
Resolved with patches
#
openssh (buildroot:2025.02.x)
#
Title
Author
Resolve
1
sshd(8): fix inappropriate matching of authorized_keys principals
"djm@openbsd.org" <djm@openbsd.org>
CVE-2026-35414