Improper input validation in Siebel CRM End User - CVE-2026-91428
Published: November 10, 2026
Vulnerability identifier: #VU164226
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-91428
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to manipulate data.
The vulnerability exists due to improper input validation within the Open UI component in Siebel CRM End User. A remote non-authenticated attacker can exploit this vulnerability to manipulate data.
Affected software
Siebel CRM End User
How to mitigate CVE-2026-91428
Install updates from vendor's website.