How severe is CVE-2026-60304?

CVE-2026-60304 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-60304 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-60304?

CVE-2026-60304 primarily affects Oracle Coherence. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-60304?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-60304 published?

CVE-2026-60304 was published on 2026-07-21 and last updated on 2026-07-24.

CVE-2026-60304

CVE-2026-60304 is a medium-severity vulnerability in Oracle Coherence with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Oracle Coherence
Published: 2026-07-21
Last modified: 2026-07-24

Description

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 TCP to compromise Oracle Coherence. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Coherence. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Frequently asked questions

What is CVE-2026-60304?: 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 TCP to compromise Oracle Coherence. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Coherence. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
How severe is CVE-2026-60304?: CVE-2026-60304 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-60304 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-60304?: CVE-2026-60304 primarily affects Oracle Coherence. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-60304?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-60304 published?: CVE-2026-60304 was published on 2026-07-21 and last updated on 2026-07-24.

References

https://www.oracle.com/security-alerts/cpujul2026.html

Affected products (4)

cpe:2.3:a:oracle:coherence:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:coherence:14.1.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:coherence:14.1.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:coherence:15.1.1.0.0:*:*:*:*:*:*:*

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