CVE-2026-91609

MEDIUMCVSS 6.5/10EPSS 0.37%

Last modified

CVE-2026-91609 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Vulnerability in Oracle REST Data Services (component: Graph QL). Supported versions that are affected are 24.2.0-26.2.1. EPSS estimates a 0.37% chance of exploitation in the next 30 days.

Description

Vulnerability in Oracle REST Data Services (component: Graph QL). Supported versions that are affected are 24.2.0-26.2.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle REST Data Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle REST Data Services accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Metrics

EPSS Probability
0.37%

29.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Oracle CorporationOracle REST Data Services>= 24.2.0, <= 26.2.1

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-91609?
Vulnerability in Oracle REST Data Services (component: Graph QL). Supported versions that are affected are 24.2.0-26.2.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle REST Data Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle REST Data Services accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2026-91609?
CVE-2026-91609 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.
How do I fix CVE-2026-91609?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST