CVE-2026-14269 PUBLISHED

IBM DataPower Gateway Buffer Overflow

Assigner: ibm
Reserved: 30.06.2026 Published: 08.10.2026 Updated: 09.10.2026

IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 is vulnerable to a heap-based buffer overflow, caused by improper bounds checking. An unauthenticated remote attacker could overflow the buffer and execute arbitrary code on the system.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Product Status

Vendor IBM
Product DataPower Gateway 10.6CD
Versions
  • affected from 10.6.1 to 10.6.6 (incl.)
Vendor IBM
Product DataPower Gateway 10.6.0
Versions
  • affected from 10.6.0.0 to 10.6.0.10 (incl.)
Vendor IBM
Product DataPower Gateway 11.0.0
Versions
  • affected from 11.0.0.0 to 11.0.0.2 (incl.)
Vendor IBM
Product DataPower Gateway 10.5.0
Versions
  • affected from 10.5.0.0 to 10.5.0.22 (incl.)

Solutions

IBM strongly advises upgrading as soon as possible. Known Issue: DT499224 Affected VersionsFixed in ReleaseIBM DataPower Gateway 10.6CD 10.6.1 - 10.6.611.0.0.3IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.1010.6.0.11IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.211.0.0.3IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2210.5.0.23

References

Problem Types

  • CWE-122 Heap-based buffer overflow CWE