CVE-2026-18511 - IBM i is Affected By Multiple Vulnerabilities in Java Secure Sockets Extension
Brief
CVE ID : CVE-2026-18511
Published : Aug. 13, 2026, 8:43 p. m.
- 21 minutes ago
Description : IBM i 7. 6, 7. 5, 7. 4, and 7. 3 could allow a local authenticated attacker to generate a stack-based buffer overflow in the Native IBM i JSSE provider, caused by improper bounds checking during TLS session establishment. A local attacker could overflow a fixed-length buffer and execute arbitrary code on the system or cause the JVM process to crash.
Severity: 7.3
- HIGH
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