CVE-2026-87422

Analyzed Analyzed - Analysis Complete

Privilege Escalation in Oracle Solaris

Publication date: 2026-10-20

Last updated on: 2026-11-09

Assigner: Oracle

Description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Services). The supported version that is affected is 11.4. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data. CVSS 3.1 Base Score 2.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-11-09

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-87422

EUVD

EUVD-2026-106461

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	solaris	11.4

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-285	The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Solaris 11.4 where an unauthenticated attacker with local access can exploit it to compromise the system. The attack requires human interaction from another user. It allows unauthorized modifications to some data on the system. The impact is limited to integrity changes, with a low CVSS score of 2.5.

Detection Guidance

Detection methods are not specified in the provided CVE details. Check Oracle Solaris documentation or security advisories for detection guidance.

Impact Analysis

If exploited, this vulnerability could allow an attacker to alter or delete some data on your Oracle Solaris system without authorization. Since it requires local access and human interaction, the risk is lower but still present for systems running the affected version.

Compliance Impact

This vulnerability has limited impact on compliance with standards like GDPR or HIPAA. It allows unauthorized data modification but does not involve data exposure or loss. The low CVSS score and restricted attack vector suggest minimal regulatory risk.

Mitigation Strategies

Apply Oracle Solaris patches or updates as soon as they are available. Monitor Oracle security advisories for mitigation steps. Limit user access to the infrastructure where Oracle Solaris executes.

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