CVE-2026-17649: CWE-125 Out-of-bounds Read
IBM i versions 7.3, 7.4, 7.5, and 7.6 contain a vulnerability due to an out-of-bounds read that could allow a remote attacker to obtain sensitive information. The vulnerability is identified as CWE-125 and has a CVSS 3.1 base score of 5.3, indicating medium severity. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild.
AI Analysis
Technical Summary
CVE-2026-17649 is an out-of-bounds read vulnerability (CWE-125) affecting IBM i versions 7.3, 7.4, 7.5, and 7.6. This flaw could be exploited remotely without authentication to read sensitive information from memory. The CVSS 3.1 vector indicates the attack requires no privileges or user interaction and impacts confidentiality with no impact on integrity or availability. As of the published date, no remediation level or patch is confirmed.
Potential Impact
A remote attacker can exploit this vulnerability to read sensitive information from affected IBM i systems, potentially leading to information disclosure. The vulnerability does not affect system integrity or availability. The medium CVSS score reflects the confidentiality impact without requiring privileges or user interaction.
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 mitigations are provided at this time.
CVE-2026-17649: CWE-125 Out-of-bounds Read
Description
IBM i versions 7.3, 7.4, 7.5, and 7.6 contain a vulnerability due to an out-of-bounds read that could allow a remote attacker to obtain sensitive information. The vulnerability is identified as CWE-125 and has a CVSS 3.1 base score of 5.3, indicating medium severity. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild.
CVSS v3.1
Score 5.3medium
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-2026-17649 is an out-of-bounds read vulnerability (CWE-125) affecting IBM i versions 7.3, 7.4, 7.5, and 7.6. This flaw could be exploited remotely without authentication to read sensitive information from memory. The CVSS 3.1 vector indicates the attack requires no privileges or user interaction and impacts confidentiality with no impact on integrity or availability. As of the published date, no remediation level or patch is confirmed.
Potential Impact
A remote attacker can exploit this vulnerability to read sensitive information from affected IBM i systems, potentially leading to information disclosure. The vulnerability does not affect system integrity or availability. The medium CVSS score reflects the confidentiality impact without requiring privileges or user interaction.
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 mitigations are provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-27T22:37:32.167Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7e2fb1bf8831d539cb5ca3
Added to database: 08/13/2026, 20:57:21 UTC
Last enriched: 08/21/2026, 13:47:56 UTC
Last updated: 09/28/2026, 13:47:42 UTC
Views: 40
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.