Patchfirst
CVE-2026-86360 Critical · 9.6 EPSS 0.6%

Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation of a Pathname to a Restricted Directory…

Dell · System Update

Summary

Dell System Update, in versions prior to 2.3.0.0, contains a path traversal flaw (CWE: Improper Limitation of a Pathname to a Restricted Directory) that allows access outside a restricted directory. An unauthenticated attacker with remote access could exploit it, requiring user interaction, to gain filesystem access and potentially execute arbitrary code with root privileges, enabling full compromise of the application and underlying operating system.

Official description · NVD

Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Filesystem access for attacker. This vulnerability is considered critical because it can be leveraged by an unauthenticated attacker to execute arbitrary code with root privileges. Successful exploitation may allow complete compromise of the vulnerable application and underlying operating system. Dell recommends customers upgrade at the earliest opportunity.

Breakdown
18.6 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 6 Oct 2026. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 8 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

1 link, grouped by NVD tag
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