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ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand is used.

🗓️ 08 Oct 2025 08:02:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 3 Views

OpenSSH before 10.1 allows null character in ssh:// URIs, enabling code execution via ProxyCommand.

Related
Detection
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
Tenable Nessus		Amazon Linux 2023 : openssh, openssh-clients, openssh-keycat (ALAS2023-2026-1441)
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
Tenable Nessus		AlmaLinux 9 : openssh (ALSA-2025:23480)
23 Dec 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : openssh (ALSA-2025:23481)
22 Dec 202500:00
–nessus
Tenable Nessus		CentOS 9 : openssh-9.9p1-3.el9
15 Dec 202500:00
–nessus
Rows per page
Vulners
Node
microsoftcbl2_openssh_8.9p1-9Range<8.9p1-9
OR
microsoftazl3_openssh_9.8p1-5Range<9.8p1-5
OR
microsoftcbl2_openssh_8.9p1-8Range<8.9p1-9
OR
microsoftazl3_openssh_9.8p1-4Range<9.8p1-5

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08 Oct 2025 08:02Current
7High risk
Vulners AI Score7
CVSS 3.13.6 - 4.5
EPSS0.00061
SSVC
version before ten oneproxycommand issuenull character
3