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HO
Product
Hospitality Opera 5
by Oracle · last CVE Jan 20, 2026
On CISA KEVExploited in the wild
9
CVEs
1
On KEV
9.8
Max CVSS
0
New 30D
Vulnerabilities9In the news1Timeline
Severity mix
Critical 4High 3Medium 2Low 0
Severity
All severities9Critical4High3Medium2Low0
Exploitation
On CISA KEV1Exploited in the wild1
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Add Hospitality Opera 5 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2020-17530
In wildKEV
9.8
96%
Dec 11
Apache Struts Remote Code Execution Vulnerability
Affected: 5.6
CVE-2018-1285
9.8
18%
May 11
Apache log4net versions before 2.0.10 do not disable XML external entities when parsing log4net configuration files
Affected: 5.5; 5.6
CVE-2025-21547
9.1
1%
Jan 21
Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet)
Affected: 5.6.19.20; 5.6.25.8; 5.6.26.6; 5.6.27.1
CVE-2024-21172
9.0
1%
Oct 15
Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet)
Affected: 5.6.19.19; 5.6.25.8; 5.6.26.4
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