How severe is CVE-2026-70886?

CVE-2026-70886 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-70886 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-70886?

CVE-2026-70886 affects Oracle Hyperion Data Relationship Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-70886?

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

When was CVE-2026-70886 published?

CVE-2026-70886 was published on 2026-08-18 and last updated on 2026-08-21.

CVE-2026-70886

CVE-2026-70886 is a high-severity vulnerability in Oracle Hyperion Data Relationship Management with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Oracle Hyperion Data Relationship Management
Published: 2026-08-18
Last modified: 2026-08-21

Description

Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Data Relationship Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2026-70886?: Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Data Relationship Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
How severe is CVE-2026-70886?: CVE-2026-70886 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-70886 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-70886?: CVE-2026-70886 affects Oracle Hyperion Data Relationship Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-70886?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-70886 published?: CVE-2026-70886 was published on 2026-08-18 and last updated on 2026-08-21.

References

https://www.oracle.com/security-alerts/cspuaug2026.html

Affected products (1)

cpe:2.3:a:oracle:hyperion_data_relationship_management:11.2.25.0.000:*:*:*:*:*:*:*

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