Information disclosure in Oracle Database Server
CVE-2025-53047
Vulnerability in the Portable Clusterware component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Easily exploitable vulnerability allows unauthenticated attacker with network access via Bonjour to compromise Portable Clusterware. While the vulnerability is in Portable Clusterware, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized read access to a subset of Portable Clusterware accessible data. CVSS 3.1 Base Score 5.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N).
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (22.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Oracle Database Server
- Oracle Corporation Database Server — versions 19.3, 21.3, 23.4
Weakness classification (CWE)
References
- www.oracle.com/security-alerts/cpuoct2025.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-53047?
- CVE-2025-53047 is a medium-severity vulnerability in Oracle Database Server, classified under Information Disclosure. CVSS score: 5.8/10. Published 2025-10-21.
- How severe is CVE-2025-53047?
- Medium severity. CVSS v3 base score is 5.8 out of 10.