A vulnerability was found in IBM DataPower Gateway up to 11.0.0.1/10.5.0.21/10.6.0.9 . It has been classified as very critical . Affected is an unknown function. Performing a manipulation of the argument X-Client-IP results in race condition. This vulnerability is cataloged as CVE-2026-7366 . It is possible to initiate the attack remotely. There is no exploit available.