Vulnerability · Published Aug 13, 2026 · Assigned by ibm
CVE-2026-18249IBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
High 8.4
In plain English
A high-severity privilege mismanagement in i from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.1)8.4High
Exploit odds (30 days)0.4%top 66.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to gain elevated privileges due to improper validation of pointers read from Java-controlled addresses.
Affected products (as reported)
Weakness: CWE-269 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
References
- https://www.ibm.com/support/pages/node/7283283 vendor-advisory, patch