CVE-2026-22761: Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain a command injection vulnerability

Q: How do I fix CVE-2026-22761?

powerprotect dp series appliance: upgrade to 2.7.9; data domain operating system: upgrade to 8.6.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-22761 being exploited?

CVE-2026-22761 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-2026-22761 affect?

CVE-2026-22761 affects powerprotect dp series appliance, data domain operating system. Severity is medium (CVSS 6.7). Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain a command injection vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root

Q: How urgent is CVE-2026-22761?

Priority 40/100. No elevated risk signals yet.

This month

MEDIUM 6.7UPGRADEUPGRADE

CVE-2026-22761 is a medium-severity flaw (CVSS 6.7) affecting powerprotect dp series appliance, data domain operating system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain a command injection vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.7 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.2% (top 33%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-04-20
Last modified	2026-10-26

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-20 17:16 UTCPublished CVE record published
2026-10-26 00:10 UTCUpdated Record last modified

dell powerprotect dp series appliance UPGRADE

Affected: < 2.7.9

Fixed in: 2.7.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy powerprotect-dp-series-appliance || rpm -q powerprotect-dp-series-appliance || powerprotect-dp-series-appliance --version

2. UPGRADE to 2.7.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade powerprotect-dp-series-appliance

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade powerprotect-dp-series-appliance

Note

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

dell data domain operating system UPGRADE

Affected: >= 7.7.1.0 and < 8.6.1.0

Fixed in: 8.6.1.0

Safe to downgrade to: a release before 7.7.1.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2026-22761?

powerprotect dp series appliance: upgrade to 2.7.9; data domain operating system: upgrade to 8.6.1.0. Exact commands for each OS are on this page.

Is CVE-2026-22761 being exploited?

CVE-2026-22761 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-2026-22761 affect?

CVE-2026-22761 affects powerprotect dp series appliance, data domain operating system. Severity is medium (CVSS 6.7). Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain a command injection vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root

How urgent is CVE-2026-22761?

Priority 40/100. No elevated risk signals yet.

Software pages

Dell vulnerabilities

Related CVEs

CVE-2026-35072 MEDIUM 6.7 UPGRADE UPGRADE Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6.0.0 and version 8.7.0.0, LTS2025 release versions
CVE-2026-24505 HIGH 7.2 UPGRADE UPGRADE Dell PowerProtect Data Domain, versions 8.5 through 8.6 contain an improper input validation vulnerability
CVE-2026-23853 HIGH 8.4 UPGRADE UPGRADE Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 th

References

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