CVE-2026-7366CWE-362

CVE-2026-7366

Medium · published August 13, 2026

CVSS v3.1
4.2
EPSS
0%
Percentile
5.3
In the wild
Unconfirmed
What it is

IBM DataPower Gateway 11.0.0.0 through 11.0.0.1 and IBM DataPower Gateway 10.5.0.0 through 10.5.0.21 and IBM DataPower Gateway 10.6.0.0 through 10.6.0.9 allows a race condition that results in improper isolation of request state when handling the built‑in X‑Client‑IP header. Under concurrent request processing, X‑Client‑IP values may be contaminated across requests, enabling IP spoofing and disclosure of other clients’ IP addresses.

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00164 · 5.3th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2026-08-13T02:17Z
Affected products (3)
ProductVersionsFixed in
ibm/datapower_gateway≥ 10.5.0.0, < 10.5.0.2210.5.0.22
ibm/datapower_gateway≥ 10.6.0.0, < 10.6.0.1010.6.0.10
ibm/datapower_gateway≥ 11.0.0.0, < 11.0.0.211.0.0.2
References (1)
https://www.ibm.com/support/pages/node/7282770 · [email protected]
EPSS history
Timeline
  • 12 AUG 21:19Z
    IBM DataPower Gateway affected by HTTP request header leakage in XML-Firewall
    cvelistv5