Vulnerability in Oracle Apex
CVE-2026-21931
Vulnerability in the Oracle APEX Sample Applications product of Oracle APEX (component: Brookstrut Sample App). Supported versions that are affected are 23.2.0, 23.2.1, 24.1.0, 24.2.0 and 24.2.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle APEX Sample Applications. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle APEX Sample Applications, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle APEX Sample Applications accessible data as well as unauthorized read access to a subset of Oracle APEX Sample Applications accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).
EPSS: 0.002 (7.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Oracle Apex — versions 23.2.0, 23.2.1, 24.1.0
- Oracle Corporation Apex Sample Applications — versions 23.2.0, 23.2.1, 24.1.0
References
- secalert_us@oracle.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-21931?
- CVE-2026-21931 is a medium-severity vulnerability in Oracle Apex. CVSS score: 5.4/10. Published 2026-01-20.
- How severe is CVE-2026-21931?
- Medium severity. CVSS v3 base score is 5.4 out of 10.