CVE-2026-18249

9.9 criticalEPSS 0.4%

Critical (9.9) in ibm i. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.9 critical

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-10-31)
CWE: CWE-269
Published: 2026-08-13
Modified: 2026-08-19
Record from: the NVD, synced 2026-10-19

Affected

ibm:i

References

https://www.ibm.com/support/pages/node/7283283

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