CVE-2025-21557: Oracle Application Express

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Vulnerability in Oracle Application Express (component: General). Supported versions that are affected are 23.2 and 24.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Application Express. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Application Express, 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 Application Express accessible data as well as unauthorized read access to a subset of Oracle Application Express 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).

Affected products

• Oracle Application Express: version 23.2 only; version 24.1 only

Published 2025-01-21. Last modified 2026-06-17.