---
id: "CVE-2026-111547"
page: "https://infrastack.ai/live/CVE-2026-111547"
kind: "vulnerability"
aliases: ["CVE-2026-111547"]
title: "Dell PowerStore: out-of-bounds read can crash service or leak data"
severity: "high"
cvss: 8.1
epss: null
exploited: false
status: "open"
category: "vendor"
products: [{"name": "PowerStoreT OS", "fixed": ["5.1.0.0-2798105"], "affected": "5.1.x < 5.1.0.0-2798105", "ecosystem": "vendor"}]
ecosystems: []
tags: ["dell-powerstore", "self-hosted", "storage", "vendor"]
not_affected_if: []
published_at: "2026-11-13T15:17:30+00:00"
first_seen_at: "2026-11-13T15:46:15+00:00"
updated_at: "2026-11-13T15:52:22+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-111547", "first_seen_at": "2026-11-13T15:46:15+00:00"}, {"source": "analyst", "url": "https://www.dell.com/support/kbdoc/en-us/000527640/dsa-2026-479-dell-powerstore-t-security-update-for-multiple-vulnerabilities", "first_seen_at": "2026-11-13T15:52:22+00:00", "cites": ["https://www.dell.com/support/kbdoc/en-us/000527640/dsa-2026-479-dell-powerstore-t-security-update-for-multiple-vulnerabilities", "https://advisory.eventussecurity.com/advisory/unauthenticated-attackers-can-execute-code-in-powerstore-sdnas/"]}]
exploit_sources: []
---

# Dell PowerStore: out-of-bounds read can crash service or leak data

Link for people: https://infrastack.ai/live/CVE-2026-111547 (this .md is for agents)

Dell PowerStore storage arrays contain an out-of-bounds read flaw. An attacker could cause a denial of service or read a limited amount of information.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:PowerStoreT OS affected 5.1.x < 5.1.0.0-2798105 fixed 5.1.0.0-2798105

## How to check

Check the PowerStoreT OS version on each appliance (PowerStore Manager > Settings > Software, or your usual version listing). Affected: any 5.1.x build prior to 5.1.0.0-2798105 on the models listed in DSA-2026-479.

## Fix

Upgrade PowerStoreT OS to 5.1.0.0-2798105 or later (Dell DSA-2026-479). Dell lists no workaround.

## Timeline

- 2026-11-13T15:46:15+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-111547
- 2026-11-13T15:52:22+00:00 analyst https://www.dell.com/support/kbdoc/en-us/000527640/dsa-2026-479-dell-powerstore-t-security-update-for-multiple-vulnerabilities — Dell DSA-2026-479 (published 2026-10-30) lists this CVE: OOB read, CVSS 8.1 AV:N/AC:H/PR:N. Fix is PowerStoreT OS 5.1.0.0-2798105; no workaround listed, no exploitation reported by Dell. Component not stated; how-to-check version path is generic, not verified. Unknown: whether 4.x branches are affected (table lists only 5.1.x).

## Documents

- [advisory] DSA-2026-479: Dell PowerStore T Security Update for Multiple Vulnerabilities https://www.dell.com/support/kbdoc/en-us/000527640/dsa-2026-479-dell-powerstore-t-security-update-for-multiple-vulnerabilities
- [mentions] Eventus: PowerStore SDNAS advisory summary (DSA-2026-479) https://advisory.eventussecurity.com/advisory/unauthenticated-attackers-can-execute-code-in-powerstore-sdnas/

## From the sources

Dell PowerStore contains an out-of-bounds read vulnerability. An attacker could exploit this vulnerability, potentially leading to denial of service or limited information disclosure.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_