Improper input validation in Primavera P6 Enterprise Project Portfolio Management - CVE-2026-91399
Published: November 10, 2026
Vulnerability identifier: #VU163386
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-91399
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote authenticated user to manipulate data.
The vulnerability exists due to improper input validation within the Web Access component in Primavera P6 Enterprise Project Portfolio Management. A remote authenticated user can exploit this vulnerability to manipulate data.
Affected software
Primavera P6 Enterprise Project Portfolio Management
How to mitigate CVE-2026-91399
Install updates from vendor's website.