CVE-2026-17502: CWE-787 Out-of-bounds Write
CVE-2026-17502 is a high-severity vulnerability in IBM i versions 7.3, 7.4, 7.5, and 7.6. It involves an out-of-bounds write that could be exploited remotely to cause a denial of service. The vulnerability does not require user interaction or privileges to exploit. No official patch or remediation information is currently available.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-787 (Out-of-bounds Write), affects IBM i operating system versions 7.3 through 7.6. It allows a remote attacker to perform an out-of-bounds write, potentially leading to denial of service conditions. The CVSS v3.1 base score is 8.6, indicating high severity, with attack vector network, low attack complexity, no privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. There is no vendor advisory or patch information provided at this time.
Potential Impact
Successful exploitation can cause a denial of service on affected IBM i systems. The vulnerability also impacts confidentiality and integrity to a limited extent. There is no evidence of known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, monitor IBM's security advisories for updates. No specific mitigations are provided in the current data.
CVE-2026-17502: CWE-787 Out-of-bounds Write
Description
CVE-2026-17502 is a high-severity vulnerability in IBM i versions 7.3, 7.4, 7.5, and 7.6. It involves an out-of-bounds write that could be exploited remotely to cause a denial of service. The vulnerability does not require user interaction or privileges to exploit. No official patch or remediation information is currently available.
CVSS v3.1
Score 8.6high
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:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-787 (Out-of-bounds Write), affects IBM i operating system versions 7.3 through 7.6. It allows a remote attacker to perform an out-of-bounds write, potentially leading to denial of service conditions. The CVSS v3.1 base score is 8.6, indicating high severity, with attack vector network, low attack complexity, no privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. There is no vendor advisory or patch information provided at this time.
Potential Impact
Successful exploitation can cause a denial of service on affected IBM i systems. The vulnerability also impacts confidentiality and integrity to a limited extent. There is no evidence of known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, monitor IBM's security advisories for updates. No specific mitigations are provided in the current data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-26T18:55:48.680Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7e2fb1bf8831d539cb5ca0
Added to database: 08/13/2026, 20:57:21 UTC
Last enriched: 08/21/2026, 14:04:38 UTC
Last updated: 09/28/2026, 13:47:42 UTC
Views: 53
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