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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 PowerProtect Cyber Recovery 在 20.3 版本之前的版本中存在一个 UNIX 符号链接（Symlink）跟随漏洞。拥有本地访问权限的低权限攻击者可能会利用该漏洞，从而导致脚本注入问题。

CVSS 5.8 · Medium
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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

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 20.2及之前版本OS命令注入
CVE-2026-68861 8.8 HIGH Dell PowerProtect One 20.1.0.0 OS命令注入漏洞
CVE-2026-74770 8.8 HIGH Dell PowerProtect One 20.1.0.0 及之前版本 OS命令注入漏洞
CVE-2026-79938 7.6 HIGH Dell PowerProtect Cyber Recovery 20.3前版本认证缺陷
CVE-2026-68863 7.5 HIGH Dell PowerProtect One 20.1.0.0以下栈溢出致DoS
CVE-2026-71171 7.2 HIGH Dell Cloud DR 20.2以下OS命令注入漏洞
CVE-2026-74771 6.5 MEDIUM Dell PowerProtect One 20.1.0及以下用户可控密钥认证绕过
CVE-2026-49809 6.5 MEDIUM Dell PowerProtect Cyber Recovery 20.2 及之前版本SQL注入
CVE-2026-79940 5.9 MEDIUM iDRAC9 7.00.00.182/7.20.30.50前版本访问控制漏洞
CVE-2026-74774 5.9 MEDIUM Dell PowerProtect One 20.1.0.0 及更早版本证书验证缺陷
CVE-2026-67275 5.3 MEDIUM Dell PowerProtect One 20.1.0 及之前版本缓存投毒
CVE-2026-71172 4.3 MEDIUM Dell Cloud DR 20.2前版本SSRF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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