Medium severity · published Oct 21, 2025
CVE-2025-53047
Vulnerability in the Portable Clusterware component of Oracle Database Server
5.8
CVSS
0.3%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OD
Oracle Database Server · Oracle Corporation
19.3 through 19.28; 21.3 through 21.19; 23.4 through 23.9 · source: vendor
DS
Database Server · Oracle
19.3 through 19.28; 21.3 through 21.19; 23.4 through 23.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-53047
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-53047
Vendor Advisory
https://www.oracle.com/security-alerts/cpuoct2025.html
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