Dell UnityVSA up to 5.5.2 os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Dell UnityVSA up to 5.5.2. Affected by this issue is some unknown functionality. The manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2026-22277. Local access is required to approach this attack. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Dell UnityVSA up to 5.5.2. This issue affects an unknown code. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Dell UnityVSA, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges.

It is possible to read the advisory at dell.com. The identification of this vulnerability is CVE-2026-22277 since 01/07/2026. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/11/2026). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 5.5.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-0264). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Dell EMC Unity

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (dell): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: UnityVSA 5.5.3

Timelineinfo

01/07/2026 CVE reserved
01/30/2026 +23 days Advisory disclosed
01/30/2026 +0 days VulDB entry created
03/11/2026 +40 days VulDB entry last update

Sourcesinfo

Vendor: dell.com

Advisory: dsa-2026-054
Status: Confirmed

CVE: CVE-2026-22277 (🔒)
GCVE (CVE): GCVE-0-2026-22277
GCVE (VulDB): GCVE-100-343487
CERT Bund: WID-SEC-2026-0264 - Dell EMC Unity: Mehrere Schwachstellen

Entryinfo

Created: 01/30/2026 10:01
Updated: 03/11/2026 01:16
Changes: 01/30/2026 10:01 (64), 01/30/2026 12:32 (7), 03/11/2026 01:16 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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