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Medium 4.3Published Oct 20, 2026

CVE-2026-91399Vulnerability in the Primavera P6 Enterprise Project Portfolio Management product of Oracle Construction and Engineering (component: Web Access).

Updated under an hour ago ()

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It affects Oracle Corporation Primavera P6 Enterprise Project Portfolio Management. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Primavera P6 Enterprise Project Portfolio Management. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Primavera P6 Enterprise Project Portfolio Management accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

CVSS
4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE)
CWE-284
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
oracle
NVD analysis
Awaiting Analysis
Record last updated
Oct 23, 2026
First seen by InfoSec Signals
Oct 20, 2026

Affected products

Affected products
Oracle Corporation Primavera P6 Enterprise Project Portfolio Management
oracle:primavera_p6_enterprise_project_portfolio_management (from the name)
from 21.12.0.0 through 21.12.21.9; from 22.12.0.0 through 22.12.21.4; from 23.12.0 through 23.12.20; from 24.12.0 through 24.12.16; from 25.12.0 through 25.12.8
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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