CVE-2026-16863: CWE-125 Out-of-bounds Read
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read.
AI Analysis
Technical Summary
CVE-2026-16863 is an out-of-bounds read vulnerability affecting IBM i versions 7.3 through 7.6. This flaw allows a remote attacker with authentication privileges to read memory outside of intended bounds, potentially exposing sensitive information. The vulnerability is classified under CWE-125 and has a CVSS v3.1 base score of 7.7, indicating high severity. There is no vendor advisory or patch information available at this time, and no known exploits in the wild have been reported.
Potential Impact
An authenticated remote attacker could exploit this vulnerability to access sensitive information from memory that should not be accessible, potentially leading to confidentiality breaches. There is no indication of impact on integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor IBM's security advisories for updates. No specific mitigation steps are provided by the vendor at this time.
CVE-2026-16863: CWE-125 Out-of-bounds Read
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read.
CVSS v3.1
Score 7.7high
Affected software
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-2026-16863 is an out-of-bounds read vulnerability affecting IBM i versions 7.3 through 7.6. This flaw allows a remote attacker with authentication privileges to read memory outside of intended bounds, potentially exposing sensitive information. The vulnerability is classified under CWE-125 and has a CVSS v3.1 base score of 7.7, indicating high severity. There is no vendor advisory or patch information available at this time, and no known exploits in the wild have been reported.
Potential Impact
An authenticated remote attacker could exploit this vulnerability to access sensitive information from memory that should not be accessible, potentially leading to confidentiality breaches. There is no indication of impact on integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor IBM's security advisories for updates. No specific mitigation steps are provided by the vendor at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T04:01:24.444Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7cb3e6bf8831d539ed5585
Added to database: 08/12/2026, 17:56:54 UTC
Last enriched: 08/12/2026, 18:13:05 UTC
Last updated: 08/12/2026, 20:56:29 UTC
Views: 5
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