What is CVE-2026-12733?

CVE-2026-12733 is a high-severity vulnerability in Ibm Datapower Gateway 10.5.0, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-30.

How severe is CVE-2026-12733?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Ibm Datapower Gateway 10.5.0

CVE-2026-12733

IBM DataPower Gateway could allow a remote attacker to cause a denial of service due to improper resource limitations.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ibm Datapower Gateway 10.5.0 — versions 10.5.0.0
Ibm Datapower Gateway 10.6.0 — versions 10.6.0.0
Ibm Datapower Gateway 10.6cd — versions 10.6.1
Ibm Datapower Gateway 11.0.0 — versions 11.0.0.0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-12733?: CVE-2026-12733 is a high-severity vulnerability in Ibm Datapower Gateway 10.5.0, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-30.
How severe is CVE-2026-12733?: High severity. CVSS v3 base score is 7.5 out of 10.