Cyber Resilience

CVE-2026-53478

HighRCE

Published: 03 July 2026

Published
03 July 2026
Modified
03 July 2026
KEV Added
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Patch
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CVSS Score v3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score N/A
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-53478 is a high-severity OS Command Injection (CWE-78) vulnerability in Dell PowerProtect Data (inferred from references). Its CVSS base score is 7.2 (High).

Operationally, it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an improper neutralization of special elements used in an OS command ('OS command…

more

Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to command execution.

CWE(s)
CWE-78

Related Threats

CVEs Like This One

CVE-2024-4502Shared CWE-78
CVE-2025-34036Shared CWE-78
CVE-2020-27861Shared CWE-78
CVE-2026-42290Shared CWE-78
CVE-2020-16846Shared CWE-78
CVE-2024-7469Shared CWE-78
CVE-2023-38563Shared CWE-78
CVE-2024-31976Shared CWE-78
CVE-2024-42747Shared CWE-78
CVE-2025-66401Shared CWE-78

Affected Assets

Dell
PowerProtect Data
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References