How severe is CVE-2026-60403?

CVE-2026-60403 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-2026-60403 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-60403?

CVE-2026-60403 affects Oracle Timesten In-memory Database. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-60403?

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

When was CVE-2026-60403 published?

CVE-2026-60403 was published on 2026-07-21 and last updated on 2026-07-31.

CVE-2026-60403

CVE-2026-60403 is a medium-severity vulnerability in Oracle Timesten In-memory Database 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Oracle Timesten In-memory Database
Published: 2026-07-21
Last modified: 2026-07-31

Description

Vulnerability in the TimesTen In-Memory Database product of Oracle TimesTen In-Memory Database (component: Kubernetes Operator). The supported version that is affected is 26.1.1.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise TimesTen In-Memory Database. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of TimesTen In-Memory Database. 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-2026-60403?: Vulnerability in the TimesTen In-Memory Database product of Oracle TimesTen In-Memory Database (component: Kubernetes Operator). The supported version that is affected is 26.1.1.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise TimesTen In-Memory Database. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of TimesTen In-Memory Database. 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-2026-60403?: CVE-2026-60403 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-2026-60403 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-60403?: CVE-2026-60403 affects Oracle Timesten In-memory Database. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-60403?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-60403 published?: CVE-2026-60403 was published on 2026-07-21 and last updated on 2026-07-31.

References

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

Affected products (1)

cpe:2.3:a:oracle:timesten_in-memory_database:26.1.1.1.0:*:*:*:*:*:*:*

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