How severe is CVE-2026-46858?

CVE-2026-46858 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2026-46858 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-46858?

CVE-2026-46858 primarily affects Oracle Application Performance Management. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-46858?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-46858 have an EU (EUVD) identifier?

Yes. CVE-2026-46858 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37351.

When was CVE-2026-46858 published?

CVE-2026-46858 was published on 2026-06-17 and last updated on 2026-06-18.

CVE-2026-46858

CVE-2026-46858 is a critical-severity vulnerability in Oracle Application Performance Management with a CVSS 3.x base score of 9.1. 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: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37351
Weakness: CWE-284
Affected product: Oracle Application Performance Management
Published: 2026-06-17
Last modified: 2026-06-18

Description

Vulnerability in the APM - Application Performance Management product of Oracle Enterprise Manager (component: JADM, JVM Diagnostics). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise APM - Application Performance Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all APM - Application Performance Management accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of APM - Application Performance Management. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H).

Frequently asked questions

What is CVE-2026-46858?: Vulnerability in the APM - Application Performance Management product of Oracle Enterprise Manager (component: JADM, JVM Diagnostics). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise APM - Application Performance Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all APM - Application Performance Management accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of APM - Application Performance Management. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H).
How severe is CVE-2026-46858?: CVE-2026-46858 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2026-46858 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-46858?: CVE-2026-46858 primarily affects Oracle Application Performance Management. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-46858?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-46858 have an EU (EUVD) identifier?: Yes. CVE-2026-46858 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37351.
When was CVE-2026-46858 published?: CVE-2026-46858 was published on 2026-06-17 and last updated on 2026-06-18.

References

https://www.oracle.com/security-alerts/cspujun2026.html

Affected products (2)

cpe:2.3:a:oracle:application_performance_management:13.5:*:*:*:*:*:*:*
cpe:2.3:a:oracle:application_performance_management:24.1:*:*:*:*:*:*:*

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