CVE-2026-70009Azure Arc Elevation of Privilege Vulnerability

Improper limitation of a pathname to a restricted directory ('path traversal') in Azure Arc allows an unauthorized attacker to elevate privileges over a network.

9.8 CRITICALEPSS 0.53%Not in KEVNVD: Analyzed

Last updated: 2026-10-31 16:09 UTC

OverviewCVSS details

9.8CRITICALCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Sep 17, 2026
Assigner: microsoft

Affected

Azure ARC (Microsoft)

Versions: -

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable yes · Impact total

EPSS · FIRST, scored Nov 7

0.53%chance of exploitation in 30 days

Higher than 45.32% of CVEs

CVSS 3.1 · NVD

9.8Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · microsoft (CNA)

9.3Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: Low
Integrity impact: High
Availability impact: None

CVSS 3.1 · microsoft (CNA)

9.3Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N/E:U/RL:O/RC:C

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: Low
Integrity impact: High
Availability impact: None

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3	CRITICAL	3.1microsoft (CNA)	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N
9.3	CRITICAL	3.1microsoft (CNA)	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N/E:U/RL:O/RC:C

Details

CVE ID: CVE-2026-70009
Status: Analyzed
Assigner (CNA): microsoft
Published: Sep 17, 2026
Last modified: 2026-10-31 16:09 UTC
Weaknesses: CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 08:58 UTC.