Vulnerability details

CVE-2026-101537

Oracle Solaris

CVSS 3.1

9.8Critical

Official description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility). The supported version that is affected is 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Solaris. Successful attacks of this vulnerability can result in takeover of Oracle Solaris. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS scores

Score	Version	Source	Vector
9.8Critical	3.1	CVEProject cvelistV5 (CNA) (oracle)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
Oracle Corporation	Oracle Solaris	11.4	CVEProject cvelistV5 (CNA)

References and advisories

https://www.oracle.com/security-alerts/cpuoct2026.html vendor-advisory

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Details

Published: 2026-10-21
Last updated: 2026-10-21
State: Published
Assigner (CNA): oracle

Exploit prediction (EPSS)

0.45%

Probability of exploitation in 30 days

39.2%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-306
Missing Authentication for Critical Function
CWE-287
Improper Authentication