Resource exhaustion in Oracle Coherence

CVE-2026-60303

Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Coherence. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Coherence. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).

Vulnerability class: DoS (Denial of Service)

EPSS: 0.004 (29.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-60303?
CVE-2026-60303 is a medium-severity vulnerability in Oracle Coherence, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-07-21.
How severe is CVE-2026-60303?
Medium severity. CVSS v3 base score is 4.3 out of 10.