What is CVE-2026-79939?

CVE-2026-79939 is a medium-severity vulnerability in Dell Cyber Recovery, classified under UNIX Symbolic Link (Symlink) Following. CVSS score: 5.8/10. Published 2026-08-26.

How severe is CVE-2026-79939?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Dell Cyber Recovery

CVE-2026-79939

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.

Published 2026-08-26 · last modified 2026-09-01.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L.

EPSS exploit prediction

EPSS: 0.002 (5.8th percentile), scored 2026-10-11.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-61 — UNIX Symbolic Link (Symlink) Following

References

www.dell.com/support/kbdoc/en-us/000501456/dsa-2026-370-security-update-for-del… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-79939?: CVE-2026-79939 is a medium-severity vulnerability in Dell Cyber Recovery, classified under UNIX Symbolic Link (Symlink) Following. CVSS score: 5.8/10. Published 2026-08-26.
How severe is CVE-2026-79939?: Medium severity. CVSS v3 base score is 5.8 out of 10.