What is CVE-2026-7366?
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 classifies CVE-2026-7366 under weakness class CWE-362. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction. 3 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 54 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 4.2 — MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N - CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 2.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-08-12, last modified 2026-08-13
Is CVE-2026-7366 being exploited?
It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.
Affected products and versions
- IBM: DataPower Gateway 11.0.0, DataPower Gateway 10.5.0, DataPower Gateway 10.6.0
How to fix CVE-2026-7366
No vendor patch reference has been recorded for CVE-2026-7366 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-7366
No threat campaign in the Threadlinqs corpus currently references CVE-2026-7366, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.
Sources
Enriched from CVE.org. Last verified by Threadlinqs on .