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CVE-2026-59996

CVSS 4.2 · Medium EPSS 0.24% · P15

Possible ATT&CK Techniques 1AI

T1105 · Ingress Tool Transfer

Affected Version Matrix 1

VendorProductVersion RangeStatus
OpenBSDOpenSSH< 10.4affected
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I. Basic Information for CVE-2026-59996

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
scp in OpenSSH before 10.4 may place a file in the parent directory of an intended directory when the copy occurs between two remote destinations.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
OpenBSD OpenSSH 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenBSD OpenSSH是加拿大OpenBSD基金会开源的一套用于安全访问远程计算机的连接工具。该工具是SSH协议的开源实现,支持对所有的传输进行加密,可有效阻止窃听、连接劫持以及其他网络级的攻击。 OpenBSD OpenSSH 10.4之前版本存在路径遍历漏洞，该漏洞源于在远程复制操作中将文件放置在目标目录的父目录中，可能导致路径遍历。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
OpenBSDOpenSSH 0 ~ 10.4 -

II. Public POCs for CVE-2026-59996

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III. Intelligence Information for CVE-2026-59996

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Mailing List Discussions for CVE-2026-59996 (2)

Other References for CVE-2026-59996 (1)

Same Patch Batch · OpenBSD · 2026-07-08 · 8 CVEs total

CVE-2026-600027.7 HIGHOpenBSD OpenSSH 资源管理错误漏洞
CVE-2026-600016.5 MEDIUMOpenBSD OpenSSH 资源管理错误漏洞
CVE-2026-599995.9 MEDIUMOpenBSD OpenSSH 信任管理问题漏洞
CVE-2026-599984.8 MEDIUMOpenBSD OpenSSH 处理逻辑错误漏洞
CVE-2026-599954.2 MEDIUMOpenBSD OpenSSH 路径遍历漏洞
CVE-2026-599974.2 MEDIUMOpenBSD OpenSSH 输入验证错误漏洞
CVE-2026-600003.7 LOWOpenBSD OpenSSH 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: OpenSSH
Same vendor: OpenBSD
Same weakness: CWE-23

V. Comments for CVE-2026-59996

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