SB2026111084 - Multiple vulnerabilities in Oracle Workflow

Description

This security bulletin contains information about 3 vulnerabilities.

1) Improper input validation (CVE-ID: CVE-2026-91496)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote authenticated user to execute arbitrary code.

The vulnerability exists due to improper input validation within the Workflow Notification Mailer component in Oracle Workflow in Oracle E-Business Suite. A remote authenticated user can exploit this vulnerability to execute arbitrary code.

2) Improper input validation (CVE-ID: CVE-2026-91506)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Workflow Notification Mailer component in Oracle Workflow in Oracle E-Business Suite. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

3) Improper input validation (CVE-ID: CVE-2026-101809)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Workflow Notification Mailer component in Oracle Workflow in Oracle E-Business Suite. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Remediation

Install update from vendor's website.

References

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