CVE-2026-17268: CWE-294 Authentication Bypass by Capture-replay
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of a session token.
AI Analysis
Technical Summary
CVE-2026-17268 affects IBM i versions 7.3 through 7.6. The vulnerability arises from improper validation of session tokens, enabling a remote attacker with some level of authentication to bypass security restrictions. This is categorized as an authentication bypass vulnerability (CWE-294). The CVSS vector indicates the attack requires network access with high attack complexity and low privileges, no user interaction, and impacts confidentiality and integrity but not availability.
Potential Impact
Successful exploitation could allow an attacker with limited privileges to bypass security controls, potentially leading to unauthorized access to sensitive information or modification of data. The vulnerability does not impact system availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been documented as of the provided data.
CVE-2026-17268: CWE-294 Authentication Bypass by Capture-replay
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of a session token.
CVSS v3.1
Score 6.8medium
Affected software
IBM
cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-17268 affects IBM i versions 7.3 through 7.6. The vulnerability arises from improper validation of session tokens, enabling a remote attacker with some level of authentication to bypass security restrictions. This is categorized as an authentication bypass vulnerability (CWE-294). The CVSS vector indicates the attack requires network access with high attack complexity and low privileges, no user interaction, and impacts confidentiality and integrity but not availability.
Potential Impact
Successful exploitation could allow an attacker with limited privileges to bypass security controls, potentially leading to unauthorized access to sensitive information or modification of data. The vulnerability does not impact system availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been documented as of the provided data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T23:10:36.106Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7cacd1bf8831d539e4d25d
Added to database: 08/12/2026, 17:26:41 UTC
Last enriched: 08/12/2026, 17:43:20 UTC
Last updated: 09/25/2026, 01:47:41 UTC
Views: 52
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