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Vulnerability details: VCID-1uzp-kdec-4fa9
Vulnerability ID VCID-1uzp-kdec-4fa9
Aliases CVE-2026-3184
Summary util-linux: util-linux: Access control bypass due to improper hostname canonicalization
Status Published
Exploitability 0.5
Weighted Severity 3.3
Risk 1.6
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-289 Authentication Bypass by Alternate Name
System Score Found at
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3184.json
cvssv3.1 3.7 https://access.redhat.com/security/cve/CVE-2026-3184
ssvc Track https://access.redhat.com/security/cve/CVE-2026-3184
epss 0.00082 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00082 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00082 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00103 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00104 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
epss 0.00104 https://api.first.org/data/v1/epss?cve=CVE-2026-3184
cvssv3.1 3.7 https://bugzilla.redhat.com/show_bug.cgi?id=2442570
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2442570
cvssv3.1 5.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3184.json
https://api.first.org/data/v1/epss?cve=CVE-2026-3184
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-3184
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1129313 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1129313
2442570 https://bugzilla.redhat.com/show_bug.cgi?id=2442570
cpe:/a:redhat:hummingbird:1 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:hummingbird:1
cpe:/a:redhat:openshift:4 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:openshift:4
cpe:/o:redhat:enterprise_linux:10 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:7 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:9
CVE-2026-3184 https://access.redhat.com/security/cve/CVE-2026-3184
RHSA-2026:7180 https://access.redhat.com/errata/RHSA-2026:7180
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3184.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://access.redhat.com/security/cve/CVE-2026-3184
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-03T20:06:07Z/ Found at https://access.redhat.com/security/cve/CVE-2026-3184
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=2442570
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-03T20:06:07Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2442570
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.24184
EPSS Score 0.00082
Published At April 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:30:37.072737+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3184.json 38.0.0