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Vulnerability record · CVE-2026-17045 · published 13 August 2026

CVE-2026-17045: Ibm i authentication bypass by capture-replay vulnerability

Ibm · I

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to perform unauthorized operations and access sensitive information due to improper session management.

8.1 CVSS 3.1 High EPSS 0.43% · top 65.7% CWE-294 · Authentication bypass by capture-replay
8.1CVSS 3.1 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Aug 2026Last modified by NVD

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to perform unauthorized operations and access sensitive information due to improper session management.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.ibm.com/support/pages/node/7283569 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-18193Ibm i improper privilege management vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to bypass security restrictions due to improper validation of user-controlled addresses.EPSS 0.45%9.9CVE-2026-18249Ibm i improper privilege management vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to gain elevated privileges due to improper validation of pointers read from…EPSS 0.39%9.9CVE-2026-17276Ibm i improper privilege management vulnerabilityIBM 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…EPSS 0.47%9.9CVE-2026-16860Ibm i uncontrolled search path element vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to an uncontrolled search path element.EPSS 0.75%9.8CVE-2026-18221Ibm i improper authentication vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to gain unauthorized access due to improper validation of client-supplied authentication p…EPSS 0.34%9.8CVE-2026-17206Ibm i out-of-bounds write vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code due to a buffer overflow.EPSS 0.67%9.8CVE-2026-16961Ibm i sql injection vulnerabilityIBM i 7.6, 7.5, and 7.4 s vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could allow the attacker …EPSS 0.45%9.8CVE-2026-16867Ibm i improper authentication vulnerabilityIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to access server resources with the privileges of an authenticated user due to improper au…EPSS 0.62%

Source: NIST National Vulnerability Database (record CVE-2026-17045), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.