CVE-2026-18249
Medium
Elevated severity or exploit probability.
CVSS base
8.4
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
EPSS — probability of exploitation (30 days)
0.3%
20.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-269
Published 2026-08-13 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | L | Low |
Timeline
- 2026-08-13 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
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.