{"id":"CVE-2026-10805","title":"A flaw was found in NetworkManager","summary":"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 esca…","severity":"medium","cvss":6.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"vendor":"Red Hat","product":"NetworkManager","affected":["NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","NetworkManager (all versions)","multicluster-engine/cluster-api-provider-aws-rhel9 (all versions)","mobile-broadband-provider-info (all versions)","NetworkManager (all versions)","network-manager-applet (all versions)","NetworkManager-libreswan (all versions)","NetworkManager (all versions)","NetworkManager-openswan (all versions)","NetworkManager (all versions)","NetworkManager-libreswan (all versions)","NetworkManager-libreswan (all versions)","mobile-broadband-provider-info (all versions)","network-manager-applet (all versions)","NetworkManager-libreswan (all versions)","NetworkManager","networkmanager (all versions)","NetworkManager (all versions)","openshift4/kubernetes-nmstate-rhel8-operator (all versions)","openshift4/kubernetes-nmstate-rhel9-operator (all versions)","openshift4/ose-aws-cluster-api-controllers-rhel8 (all versions)","openshift4/ose-aws-cluster-api-controllers-rhel9 (all versions)","openshift4/ose-kubernetes-nmstate-handler-rhel8 (all versions)","openshift4/ose-kubernetes-nmstate-handler-rhel9 (all versions)","openshift4/ose-ovn-kubernetes-microshift-rhel9 (all versions)","openshift4/ose-ovn-kubernetes-rhel9 (all versions)","redhat-user-workloads/art-images (all versions)"],"patched":["enterprise_linux_appstream_v_8","enterprise_linux_appstream_aus_v_8_4","enterprise_linux_appstream_eus_extension_v_8_4","enterprise_linux_appstream_aus_v_8_6","enterprise_linux_appstream_eus_extension_v_8_6","enterprise_linux_appstream_e4s_v_8_8","enterprise_linux_appstream_tus_v_8_8","enterprise_linux_appstream_e4s_v_9_2","enterprise_linux_appstream_e4s_v_9_4","enterprise_linux_appstream_eus_v_9_6","enterprise_linux_appstream_v_9","enterprise_linux_baseos_v_8","enterprise_linux_baseos_aus_v_8_4","enterprise_linux_baseos_eus_extension_v_8_4","enterprise_linux_baseos_aus_v_8_6","enterprise_linux_baseos_eus_extension_v_8_6","enterprise_linux_baseos_e4s_v_8_8","enterprise_linux_baseos_tus_v_8_8","enterprise_linux_baseos_e4s_v_9_2","enterprise_linux_baseos_e4s_v_9_4","enterprise_linux_baseos_eus_v_9_6","enterprise_linux_baseos_v_9","enterprise_linux_crb_v_8","codeready_linux_builder_eus_v_9_6","enterprise_linux_codeready_linux_builder_v_9"],"published":"2026-06-04","updated":"2026-09-25","sourceUpdated":"2026-09-25T02:16:54.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-10805","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:58555","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:58572","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61239","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61243","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61244","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61341","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61572","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:61580","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-10805","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2484613","label":"secalert@redhat.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-10805.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-10805"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-10805"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.0017,"epssPercentile":0.05568,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-06-04T12:38:00.972683Z"},"ingestedAt":"2026-08-24T10:01:25.871Z","slug":"CVE-2026-10805","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:58555** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux BaseOS (v. 8), Red Hat Enterprise Linux CRB (v. 8) · released 2026-08-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:58555)\n- **RHSA-2026:61239** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4), Red Hat Enterprise Linux BaseOS AUS (v.8.4), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61239)\n- **RHSA-2026:61580** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6), Red Hat Enterprise Linux BaseOS AUS (v.8.6), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61580)\n- **RHSA-2026:61572** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8), Red Hat Enterprise Linux BaseOS E4S (v.8.8), Red Hat Enterprise Linux BaseOS TUS (v.8.8) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61572)\n- **RHSA-2026:61244** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.2), Red Hat Enterprise Linux BaseOS E4S (v.9.2) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61244)\n- **RHSA-2026:61243** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.4), Red Hat Enterprise Linux BaseOS E4S (v.9.4) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61243)\n- **RHSA-2026:61341** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v.9.6), Red Hat Enterprise Linux BaseOS EUS (v.9.6), Red Hat CodeReady Linux Builder EUS (v.9.6) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61341)\n- **RHSA-2026:58572** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux BaseOS (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) · released 2026-08-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:58572)\n- **Red Hat VEX** · Moderate · affected: Multicluster Engine for Kubernetes, Red Hat JBoss Enterprise Application Platform Expansion Pack, Red Hat OpenShift Container Platform 4 · no fix planned: Multicluster Engine for Kubernetes, Red Hat JBoss Enterprise Application Platform Expansion Pack, Red Hat OpenShift Container Platform 4 · updated 2026-09-25 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-10805.json)","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":36.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}