CVE-2026-71171: Dell Cloud Disaster Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Elements

Q: How do I fix CVE-2026-71171?

cloud disaster recovery: upgrade to 20.3. Exact commands for each OS are on this page.

Q: Is CVE-2026-71171 being exploited?

CVE-2026-71171 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-71171 affect?

CVE-2026-71171 affects cloud disaster recovery. Severity is high (CVSS 7.2). Dell Cloud Disaster Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the REST API. A high privileged attacker with remote access could

This month

HIGH 7.2UPGRADE

CVE-2026-71171 is a high-severity flaw (CVSS 7.2) affecting cloud disaster recovery. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell Cloud Disaster Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the REST API. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-08-26
Last modified	2026-09-03

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-09-03 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-26 19:16 UTCPublished CVE record published
2026-09-03 16:47 UTCUpdated Record last modified

dell cloud disaster recovery UPGRADE

Affected: < 20.3

Fixed in: 20.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cloud-disaster-recovery || rpm -q cloud-disaster-recovery || cloud-disaster-recovery --version

2. UPGRADE to 20.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloud-disaster-recovery

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloud-disaster-recovery

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-71171?

cloud disaster recovery: upgrade to 20.3. Exact commands for each OS are on this page.

Is CVE-2026-71171 being exploited?

CVE-2026-71171 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-71171 affect?

CVE-2026-71171 affects cloud disaster recovery. Severity is high (CVSS 7.2). Dell Cloud Disaster Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the REST API. A high privileged attacker with remote access could

How urgent is CVE-2026-71171?

Priority 44/100. High severity

Software pages

Dell vulnerabilities

Related CVEs

CVE-2026-70419 CRITICAL 9.1 UPGRADE Dell Cloud Disaster Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Elements
CVE-2026-71172 MEDIUM 4.3 UPGRADE Dell Cloud Disaster Recovery, versions 20.2 and prior, contain a Server-Side Request Forgery (SSRF) vulnerabil

References

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