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CVE-2026-79939

Quick assessment

Affected
Dell Power Protect Cyber Recovery
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Dell Power Protect Cyber Recovery是美国Dell公司的一套数据恢复与网络弹性解决方案。 Dell Power Protect Cyber Recovery 20.3之前版本存在后置链接漏洞，该漏洞源于UNIX符号链接跟随问题，可能导致低权限本地攻击者进行脚本注入。

CVSS 5.8 · Medium EPSS 0.17% · P6

Affected Version Matrix 3

VendorProduct Version RangeStatus
Dell Cyber Recovery < osupdate-15.4.0-19.bin affected
< osupdate-15.6.1-1.bin affected
Dell Power Protect Cyber Recovery < 20.3.0.0 affected
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I. Basic Information for CVE-2026-79939

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-61
Source: CVE Program / CVE List V5
Vulnerability Title
Dell Power Protect Cyber Recovery 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell Power Protect Cyber Recovery是美国Dell公司的一套数据恢复与网络弹性解决方案。 Dell Power Protect Cyber Recovery 20.3之前版本存在后置链接漏洞，该漏洞源于UNIX符号链接跟随问题，可能导致低权限本地攻击者进行脚本注入。
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

Vendor Product Affected Versions CPE Subscribe
Dell Power Protect Cyber Recovery 0 ~ 20.3.0.0 -
Dell Cyber Recovery 0 ~ osupdate-15.4.0-19.bin -

II. Public POCs for CVE-2026-79939

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III. Intelligence Information for CVE-2026-79939

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Vendor Advisories for CVE-2026-79939 (1)

Same Patch Batch · Dell · 2026-08-26 · 13 CVEs total

CVE-2026-70419 9.1 CRITICAL Dell Cloud Disaster Recovery 命令注入漏洞
CVE-2026-68861 8.8 HIGH Dell PowerProtect One 命令注入漏洞
CVE-2026-74770 8.8 HIGH Dell PowerProtect One 命令注入漏洞
CVE-2026-79938 7.6 HIGH Dell PowerProtect Cyber Recovery 授权问题漏洞
CVE-2026-68863 7.5 HIGH Dell PowerProtect One 缓冲区错误漏洞
CVE-2026-71171 7.2 HIGH Dell Cloud Disaster Recovery 命令注入漏洞
CVE-2026-74771 6.5 MEDIUM Dell PowerProtect One 授权问题漏洞
CVE-2026-49809 6.5 MEDIUM Dell Power Protect Cyber Recovery SQL注入漏洞
CVE-2026-79940 5.9 MEDIUM Dell iDRAC9 权限许可和访问控制问题漏洞
CVE-2026-74774 5.9 MEDIUM Dell PowerProtect One 加密问题漏洞
CVE-2026-67275 5.3 MEDIUM Dell PowerProtect One 软件供应链问题漏洞
CVE-2026-71172 4.3 MEDIUM Dell Cloud Disaster Recovery 服务端请求伪造漏洞

IV. Related Vulnerabilities

Same product: Power Protect Cyber Recovery
Same vendor: Dell
Same weakness: CWE-61

V. Comments for CVE-2026-79939

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