CVE-2026-86378
Last modified
CVE-2026-86378 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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 a Stack-based Buffer Overflow vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access..
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 a Stack-based Buffer Overflow vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Dell | PowerProtect Data Domain | < 8.9.0.0 or later; < 7.13.1.90 or later; < 8.3.1.50 or later; < 8.6.1.30 or later |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-86378?
How severe is CVE-2026-86378?
How do I fix CVE-2026-86378?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-86360Dell System Update, versions prior to 2.3.0.0, contains an I…9.6
- CVE-2026-86361Dell System Update, versions prior to 2.3.0.0, contains an I…8.2
- CVE-2026-86362Dell System Update, versions prior to 2.3.0.0, contains an I…8.2
- CVE-2026-8637A potential uncontrolled search path vulnerability was repor…7.8
- CVE-2026-86375Dell Application Installer, versions prior to 26.09.0.1, con…6.2
- CVE-2026-86377Dell PowerProtect Data Domain, Feature Release versions 7.7.…7.6
- CVE-2026-86379Dell PowerProtect Data Domain Management Center, Feature Rel…7.2
- CVE-2026-86380Dell PowerProtect Data Domain, Feature Release versions 7.7.…7.2
- CVE-2026-86383Dell PowerProtect Data Domain, Feature Release versions 7.7.…6.8
- CVE-2026-86384Dell PowerProtect Data Domain, Feature Release versions 7.7.…9.8
- CVE-2026-86385Dell PowerProtect Data Domain, Feature Release versions 7.7.…8.8
- CVE-2026-86386Dell PowerProtect Data Domain Management Center, Feature Rel…4.3
Are you affected by CVE-2026-86378?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST