CVE-2025-21547

Description

Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are 5.6.19.20, 5.6.25.8, 5.6.26.6 and 5.6.27.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hospitality OPERA 5. CVSS 3.1 Base Score 9.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory oracle.com
Affected: Oracle Corporation Oracle Hospitality OPERA 5
Published at:
Updated at:

References

Link Tags
https://www.oracle.com/security-alerts/cpujan2025.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-21547?
CVE-2025-21547 has been scored as a critical severity vulnerability.
How to fix CVE-2025-21547?
To fix CVE-2025-21547, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21547 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21547 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21547?
CVE-2025-21547 affects Oracle Corporation Oracle Hospitality OPERA 5.
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