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High severity7.5NVD Advisory· Published Sep 10, 2026· Updated Sep 14, 2026

CVE-2026-86093

CVE-2026-86093

Description

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an attacker with the ability to control or impersonate a DRDA server endpoint to execute arbitrary commands on Db2 clients due to a stack-based buffer overflow that improperly copies user-controlled data into a fixed-size stack buffer without bounds checking.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • IBM/Db22 versions
    cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*range: >=11.5,<=11.5.9
    • (no CPE)range: 11.5.0 - 11.5.9, 12.1.0 - 12.1.5

Patches

Vulnerability mechanics

References

1

News mentions

1