RCE in Red Hat Multicluster Engine For Kubernetes
CVE-2026-10805
A flaw was found in NetworkManager. This local privilege escalation vulnerability exists in NetworkManager's dhclient backend when processing malformed Manufacturer Usage Description (MUD) URLs. A local user can exploit this flaw to escalate privileges by triggering a script via a crafted MUD URL, provided an administrator has explicitly configured NetworkManager to use dhclient. This issue does not affect default configurations of NetworkManager.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (6.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2026-10805 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
- access.redhat.com/errata/RHSA-2026:58555 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:58572 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61244 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61239 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61243 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61580 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61341 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:61572 (vendor-advisory)
Frequently asked questions
- What is CVE-2026-10805?
- CVE-2026-10805 is a medium-severity vulnerability in Red Hat Multicluster Engine For Kubernetes, classified under OS Command Injection. CVSS score: 6.7/10. Published 2026-06-04.
- How severe is CVE-2026-10805?
- Medium severity. CVSS v3 base score is 6.7 out of 10.