CVE-2026-91376
Summary
| CVE | CVE-2026-91376 |
|---|---|
| State | PUBLISHED |
| Assigner | oracle |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-20 22:20:40 UTC |
| Updated | 2026-10-20 22:20:40 UTC |
| Description | Vulnerability in the Primavera P6 Enterprise Project Portfolio Management product of Oracle Construction and Engineering (component: Web Access). Supported versions that are affected are 21.12.0.0-21.12.21.9, 22.12.0.0-22.12.21.4, 23.12.0-23.12.20, 24.12.0-24.12.16 and 25.12.0-25.12.8. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera P6 Enterprise Project Portfolio Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Primavera P6 Enterprise Project Portfolio Management, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Primavera P6 Enterprise Project Portfolio Management accessible data as well as unauthorized update, insert or delete access to some of Primavera P6 Enterprise Project Portfolio Management accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N). |
Risk And Classification
Primary CVSS: v3.1 6.5 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
Problem Types: Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera P6 Enterprise Project Portfolio Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Primavera P6 Enterprise Project Portfolio Management, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Primavera P6 Enterprise Project Portfolio Management accessible data as well as unauthorized update, insert or delete access to some of Primavera P6 Enterprise Project Portfolio Management accessible data.
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 6.5 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N |
| 3.1 | CNA | DECLARED | 6.5 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Oracle Corporation | Primavera P6 Enterprise Project Portfolio Management | affected 21.12.0.0 21.12.21.9 custom | Not specified |
| CNA | Oracle Corporation | Primavera P6 Enterprise Project Portfolio Management | affected 22.12.0.0 22.12.21.4 custom | Not specified |
| CNA | Oracle Corporation | Primavera P6 Enterprise Project Portfolio Management | affected 23.12.0 23.12.20 custom | Not specified |
| CNA | Oracle Corporation | Primavera P6 Enterprise Project Portfolio Management | affected 24.12.0 24.12.16 custom | Not specified |
| CNA | Oracle Corporation | Primavera P6 Enterprise Project Portfolio Management | affected 25.12.0 25.12.8 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.oracle.com/security-alerts/cpuoct2026.html | [email protected] | www.oracle.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |