CVE-2025-22478

Information disclosure and tampering via external entities

Published May 6, 2025 · Updated Feb 26, 2026

XXE in Dell Storage Manager before 2020 R1.21 allows attackers to disclose or tamper with information over an adjacent network. Dell identifies improper restriction of external entity references but has not disclosed the affected XML parser, endpoint, or document flow. No authentication or user interaction is required, and the published impact is limited to confidentiality and integrity rather than service interruption.

CVSS severity8.1
High
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XXE in Dell Storage Manager before 2020 R1.21 allows attackers to disclose or tamper with information over an adjacent network. Dell identifies improper restriction of external entity references but has not disclosed the affected XML parser, endpoint, or document flow. No authentication or user interaction is required, and the published impact is limited to confidentiality and integrity rather than service interruption.

The record

CVE
CVE-2025-22478
Published
May 6, 2025
Updated
Feb 26, 2026
Vendor
Dell
Product
Dell Storage Manager
Classifications
CWE-611
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 6, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=N/A <2020 R1.21

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Dell · Dell Storage Managerversion=N/A <2020 R1.21

Published CVSS scores

8.1DellCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-611Improper Restriction of XML External Entity Reference

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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