Security Vulnerability in Oracle Essbase Affects Data Integrity
CVE-2026-91632

7.7HIGH

Key Information:

Vendor

Oracle
Status
Oracle Essbase
Vendor
CVE Published:
20 October 2026

What is CVE-2026-91632?

The vulnerability in Oracle Essbase poses a significant risk as it allows low privileged attackers with network access via HTTP to compromise the system. While primarily affecting Oracle Essbase version 21.8.3.0.0, the implications of a successful attack extend beyond this product, potentially impacting other associated applications. Attackers exploiting this vulnerability can gain unauthorized access to sensitive data, which may lead to critical information breaches. Securing your Oracle Essbase installation is essential to mitigate risks associated with this exploit.

Affected Version(s)

Oracle Essbase 21.8.3.0.0

References

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

CVSS V3.1

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.