CVE-2026-16879: CWE-285 Improper Authorization in IBM Db2 Mirror for i
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authorization using user-supplied input.
AI Analysis
Technical Summary
CVE-2026-16879 is an improper authorization vulnerability in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6. It allows a remote attacker with valid authentication to bypass security restrictions by exploiting improper authorization checks involving user-supplied input. The vulnerability has a CVSS v3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to unauthorized access or actions within the affected IBM Db2 Mirror for i environments, potentially compromising confidentiality, integrity, and availability of data and services. The attacker must be authenticated remotely, but no user interaction is required beyond that. The high CVSS score reflects the significant risk posed by this vulnerability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected versions to trusted users only and monitor for unusual activity. Follow IBM's official channels for updates on patches or workarounds.
CVE-2026-16879: CWE-285 Improper Authorization in IBM Db2 Mirror for i
Description
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authorization using user-supplied input.
CVSS v3.1
Score 8.8high
Affected software
IBM
Db2 Mirror for i
pkg:maven/com.ibm/db2_mirror_for_icpe:2.3:a:ibm:db2_mirror_for_i:7.4:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.4.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.6:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2_mirror_for_i:7.6.0:*:*:*:*:*:*:*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
CVE-2026-16879 is an improper authorization vulnerability in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6. It allows a remote attacker with valid authentication to bypass security restrictions by exploiting improper authorization checks involving user-supplied input. The vulnerability has a CVSS v3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to unauthorized access or actions within the affected IBM Db2 Mirror for i environments, potentially compromising confidentiality, integrity, and availability of data and services. The attacker must be authenticated remotely, but no user interaction is required beyond that. The high CVSS score reflects the significant risk posed by this vulnerability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected versions to trusted users only and monitor for unusual activity. Follow IBM's official channels for updates on patches or workarounds.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T04:46:23.943Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7f6f7abf8831d5399bae29
Added to database: 08/14/2026, 19:41:46 UTC
Last enriched: 08/22/2026, 13:16:55 UTC
Last updated: 09/28/2026, 13:47:42 UTC
Views: 42
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