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JLSEC-2025-7 ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain...

🗓️ 09 Oct 2025 17:08:38Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

Open SSH before 10.1 allows control characters in usernames from untrusted sources, risking code execution via ProxyCommand.

Related
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM i is Affected by Improper Handling of Special Elements and Improper Neutralization of Null Byte Vulnerabilities in OpenSSH [CVE-2025-61984, CVE-2025-61985]
18 May 202620:52
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in openssh library (CVE-2025-61984, CVE-2025-61985) affect Power HMC.
31 Mar 202615:30
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in OpenSSH affects IBM Netezza Appliance
15 Apr 202610:29
–ibm
IBM Security Bulletins		Security Bulletin: AIX/VIOS is vulnerable to potential code execution (CVE-2025-61984, CVE-2025-61985) due to OpenSSH
6 Jan 202621:08
–ibm
GithubExploit		Exploit for CVE-2025-61984
13 Oct 202501:42
–githubexploit
GithubExploit		Exploit for CVE-2025-61984
7 Oct 202503:17
–githubexploit
Tenable Nessus		Amazon Linux 2023 : openssh, openssh-clients, openssh-keycat (ALAS2023-2026-1441)
19 Feb 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : openssh, --advisory ALAS2-2026-3175 (ALAS-2026-3175)
19 Feb 202600:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0198: openssh (ALINUX3-SA-2025:0198)
29 Dec 202500:00
–nessus
Tenable Nessus		AlmaLinux 10 : openssh (ALSA-2025:23479)
23 Dec 202500:00
–nessus
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09 Apr 2026 22:01Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.13.6
EPSS0.00012
Open SSHcontrol charactersusernamesuntrusted sourcesProxyCommandcode executionvulnerability
1