MEDIUM
CVE-2026-35414
CWE-670Published: April 2, 2026· Updated: Apr 3, 2026
5.4
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:3.6th
Official 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.
Technical Analysis
CVE-2026-35414 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected Vendors & Products
openbsd1 product
openssh
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (3)
→
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2Third Party Advisory · Mailing List
→
https://www.openssh.org/releasenotes.html#10.3p1Release Notes
→
https://www.openwall.com/lists/oss-security/2026/04/02/3Third Party Advisory
Quick Facts
CVE IDCVE-2026-35414
CVSS Score5.4 / 10
SeverityMEDIUM
WeaknessCWE-670
CISA KEVNo
EPSS (30d)0.02%
Affected1 vendor
PublishedApr 2, 2026
Related CVEs (CWE-670)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-35414 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.