CVE-2026-17276IBM i is Affected By Multiple Vulnerabilities in Navigator for i

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to escalate privileges due to improper authorization in the handling of high-authority threads.

9.9 CRITICALEPSS 0.46%Not in KEVNVD: Analyzed

Last updated: 2026-10-23 19:10 UTC

OverviewCVSS details

9.9CRITICALCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Aug 12, 2026
Assigner: ibm

Affected

i (IBM)

Versions: 7.6 · 7.5

All affected versions →

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable no · Impact total

EPSS · FIRST, scored Nov 8

0.46%chance of exploitation in 30 days

Higher than 40.55% of CVEs

CVSS 3.1 · NVD

9.9Critical

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

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

CVSS 3.1 · ibm (CNA)

9.6Critical

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

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

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.9	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
9.6	CRITICAL	3.1ibm (CNA)	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Details

CVE ID: CVE-2026-17276
Status: Analyzed
Assigner (CNA): ibm
Published: Aug 12, 2026
Last modified: 2026-10-23 19:10 UTC
Weaknesses: CWE-269 · Improper Privilege Management

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-09 12:25 UTC.