CVE-2026-79939: Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vu

Q: How do I fix CVE-2026-79939?

powerprotect cyber recovery: upgrade to 20.3.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-79939 being exploited?

CVE-2026-79939 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-2026-79939 affect?

CVE-2026-79939 affects powerprotect cyber recovery. Severity is medium (CVSS 5.8). Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection

Q: How urgent is CVE-2026-79939?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 5.8UPGRADE

CVE-2026-79939 is a medium-severity flaw (CVSS 5.8) affecting powerprotect cyber recovery. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.8 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 94%)
CISA exploited list	No
Weakness	CWE-61
Published	2026-08-26
Last modified	2026-09-01

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-09-01 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-26 20:18 UTCPublished CVE record published
2026-09-01 16:11 UTCUpdated Record last modified

dell powerprotect cyber recovery UPGRADE

Affected: < 20.3.0.0

Fixed in: 20.3.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy powerprotect-cyber-recovery || rpm -q powerprotect-cyber-recovery || powerprotect-cyber-recovery --version

2. UPGRADE to 20.3.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade powerprotect-cyber-recovery

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade powerprotect-cyber-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-2026-79939?

powerprotect cyber recovery: upgrade to 20.3.0.0. Exact commands for each OS are on this page.

Is CVE-2026-79939 being exploited?

CVE-2026-79939 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-2026-79939 affect?

CVE-2026-79939 affects powerprotect cyber recovery. Severity is medium (CVSS 5.8). Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection

How urgent is CVE-2026-79939?

Priority 22/100. No elevated risk signals yet.

Software pages

Dell vulnerabilities

Related CVEs

CVE-2026-49809 MEDIUM 6.5 UPGRADE Dell PowerProtect Cyber Recovery, versions 20.2 and prior, contain an Improper Neutralization of Special Eleme
CVE-2026-79938 HIGH 7.6 UPGRADE Dell PowerProtect Cyber Recovery, versions prior to 20.3, contain an Improper Authentication vulnerability

References

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