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Vulnerabilities

Vulnerability · CVE-2026-22277

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.

Published Jan 30, 2026 · catalog updated Feb 26, 2026 · Dell UnityVSA

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-22277. EPSS is 0.65%. Act only if a listed version of Dell UnityVSA is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.65%
Remediation
Version ranges on file
Affected products
vendor Dell UnityVSA N/A <5.5.3

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Dell UnityVSA N/A <5.5.3N/A <5.5.3

How to fix CVE-2026-22277

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-22277. EPSS is 0.65%. Act only if a listed version of Dell UnityVSA is installed.

Which versions are affected?

Compare what you have installed with Dell UnityVSA N/A <5.5.3 N/A <5.5.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.65%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 30, 2026 · EUVD

    Detected

    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.

  2. Feb 26, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2026-22277

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-22277

    30-day exploitation probability 0.65%

    first.org
  • EUVDVulnerability recordEUVD-2026-5032

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 6, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 2, 2026