CVE-2026-35414

MEDIUM LAB

OpenSSH <10.3 - Auth Bypass

Title source: llm

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.

Exploits (1)

github WORKING POC 3 stars
by exploitintel · cpoc
https://github.com/exploitintel/eip-pocs-and-cves/tree/main/CVE-2026-35414

References (3)

Scores

CVSS v3 4.2
EPSS 0.0002
EPSS Percentile 5.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Lab Environment

EIP LAB
Docker Lab
patched docker pull ghcr.io/exploitintel/cve-2026-35414-patched:latest
vulnerable docker pull ghcr.io/exploitintel/cve-2026-35414-vulnerable:latest

Details

CWE
CWE-670
Status published
Products (2)
OpenBSD/OpenSSH < 10.3
openbsd/openssh < 10.3
Published Apr 02, 2026
Tracked Since Apr 02, 2026