# CVE-2026-79683: Dell PowerStore arbitrary file write via protection mechanism failure

Source: https://junglewise.ai/threats/cve-2026-79683-dell-powerstore-arbitrary-file-write-via-protection-mechanism  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-01. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-79683 · Severity: high · CVSS 8.8 · Published 2026-09-01

Dell PowerStore is a network storage appliance used by enterprises to store and manage critical data. An authenticated user with limited system privileges can write arbitrary files to any filesystem location, potentially overwriting system files, injecting malicious code, or causing system instability. This could lead to complete compromise of the storage system and exposure of all stored customer data.

Technologies: [Dell PowerStore](https://junglewise.ai/threats/technologies/powerstore). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2026-79683 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-79683 being exploited in the wild.

**How severe is CVE-2026-79683?** High severity, with a CVSS score of 8.8, published 1 September 2026.

**Which products and versions are affected?** Dell PowerStore.

**Is there a fix for CVE-2026-79683?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-79683 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-79683?** Check whether you run Dell PowerStore. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a protection mechanism failure vulnerability (CVE-2026-79683) affecting Dell PowerStore. An authenticated user with limited privileges can bypass filesystem access controls and write attacker-controlled content to arbitrary paths on the system. The vulnerability requires valid authentication credentials but no elevated privileges, and operates over the network. A successful exploit allows an attacker to modify critical system files, inject malicious code, or corrupt data, potentially leading to full system compromise. A security patch has been released by Dell (DSA-2026-330).

## Affected products

- Dell PowerStore

## Timeline

- 2026-09-01: disclosed

## References

- [https://www.dell.com/support/kbdoc/en-us/000497829/dsa-2026-330-dell-powerstore-t-security-update-for-multiple-vulnerabilities](https://www.dell.com/support/kbdoc/en-us/000497829/dsa-2026-330-dell-powerstore-t-security-update-for-multiple-vulnerabilities)

## Related threats

- [Dell PowerStore incorrect authorization leading to privilege escalation](https://junglewise.ai/threats/cve-2026-58566-dell-powerstore-incorrect-authorization-leading-to-privilege)
- [Dell PowerStore command injection privilege escalation](https://junglewise.ai/threats/cve-2026-79682-dell-powerstore-command-injection-privilege-escalation)
- [Dell PowerStore OS command injection](https://junglewise.ai/threats/cve-2026-58567-dell-powerstore-os-command-injection)
- [Dell PowerStore privilege escalation in Protection Mechanism](https://junglewise.ai/threats/cve-2026-79686-dell-powerstore-privilege-escalation-in-protection-mechanism)
- [Dell PowerStore argument injection in management interface](https://junglewise.ai/threats/cve-2026-79685-dell-powerstore-argument-injection-in-management-interface)