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CVE-2026-86393

Quick assessment

Affected
Dell PowerProtect Data Domain
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 Data Domain 的以下版本存在权限管理不当漏洞： 功能发布版本（Feature Release）：7.7.1.0 至 8.8 LTS2024 发布版本：7.13.1.0 至 7.13.1.80 LTS2025 发布版本：8.3.1.0 至 8.3.1.40 LTS2026 发布版本：8.6.1.0 至 8.6.1.20 拥有远程访问权限的高权限攻击者可能利用此漏洞，导致权限提升（Elevation of Privileges）。

CVSS 7.2 · High
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I. Basic Information for CVE-2026-86393

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain an Improper Privilege Management vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Elevation of privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Dell PowerProtect Data Domain 0 ~ 8.9.0.0 or later -

II. Public POCs for CVE-2026-86393

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III. Intelligence Information for CVE-2026-86393

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Other References for CVE-2026-86393 (1)

Same Patch Batch · Dell · 2026-10-28 · 36 CVEs total

CVE-2026-86400 9.8 CRITICAL Dell PowerProtect 7.7-8.8 远程认证绕过漏洞
CVE-2026-103780 9.8 CRITICAL Dell PowerProtect 7.7-8.8 远程栈缓冲区溢出漏洞
CVE-2026-86384 9.8 CRITICAL Dell PowerProtect Data Domain 硬编码密钥漏洞
CVE-2026-86397 9.8 CRITICAL Dell PowerProtect Data Domain 远程未认证漏洞
CVE-2026-103792 9.6 CRITICAL Dell PowerProtect 7.7.1-8.8 存在 SQL 注入漏洞
CVE-2026-103799 9.6 CRITICAL Dell PowerProtect 7.7.1-8.8 缺失授权漏洞
CVE-2026-90717 9.1 CRITICAL Dell PowerProtect 7.7-8.8 存在认证绕过漏洞
CVE-2026-86378 8.8 HIGH Dell PowerProtect Data Domain 远程栈缓冲区溢出漏洞
CVE-2026-86396 8.8 HIGH Dell PowerProtect Data Domain 命令注入漏洞
CVE-2026-86385 8.8 HIGH Dell PowerProtect 7.7.1-8.8 权限提升漏洞
CVE-2026-86398 8.8 HIGH Dell PowerProtect 7.7-8.6 路径遍历漏洞
CVE-2026-103779 8.3 HIGH Dell PowerProtect Data Domain 认证绕过漏洞
CVE-2026-86377 7.6 HIGH Dell PowerProtect Data Domain 多版本越界写漏洞
CVE-2026-86399 7.2 HIGH Dell Data Domain 多版本 OS 命令注入漏洞
CVE-2026-110541 7.2 HIGH Dell PowerProtect 7.7-8.6 版本存在OS命令注入漏洞
CVE-2026-86395 7.2 HIGH Dell PowerProtect Data Domain 多版本存在 OS 命令注入漏洞
CVE-2026-86394 7.2 HIGH Dell PowerProtect Data Domain 8.8 远程命令注入漏洞
CVE-2026-86389 7.2 HIGH Dell PowerProtect Data Domain 远程整数溢出漏洞
CVE-2026-86379 7.2 HIGH Dell Data Domain 7.7-8.8 远程命令注入漏洞
CVE-2026-86380 7.2 HIGH Dell PowerProtect 多个版本整数溢出导致保护绕过

Showing top 20 of 36 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: PowerProtect Data Domain
Same vendor: Dell
Same weakness: CWE-269