CVE-2026-21967
published 2026-01-20CVE-2026-21967: Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are…
PriorityP355high8.6CVSS 3.1
AVNACLPRNUINSUCHILAL
EPSS
0.27%
18.7th percentile
Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are 5.6.19.23, 5.6.25.17, 5.6.26.10 and 5.6.27.4. 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 as well as unauthorized update, insert or delete access to some of Oracle Hospitality OPERA 5 accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hospitality OPERA 5. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| oracle | hospitality_opera_5 | — | — |
| oracle | hospitality_opera_5 | — | — |
| oracle | hospitality_opera_5 | — | — |
| oracle | hospitality_opera_5 | — | — |
| oracle_corporation | oracle_hospitality_opera_5 | — | — |
| oracle_corporation | oracle_hospitality_opera_5 | — | — |
| oracle_corporation | oracle_hospitality_opera_5 | — | — |
| oracle_corporation | oracle_hospitality_opera_5 | — | — |
CVSS provenance
nvdv3.18.6HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
vendor_oracle8.6HIGH
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GHSA
GHSA-jqm3-f272-rrx3: Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet)
ghsa_unreviewed·2026-01-21
CVE-2026-21967 [HIGH] GHSA-jqm3-f272-rrx3: Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet)
Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are 5.6.19.23, 5.6.25.17, 5.6.26.10 and 5.6.27.4. 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 as well as unauthorized update, insert or delete access to some of Oracle Hospitality OPERA 5 accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hospitality OPERA 5. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). C
Oracle
Oracle Oracle Hospitality Applications Risk Matrix: Opera Servlet — CVE-2026-21967
vendor_oracle·2026-01-15·CVSS 8.6
CVE-2026-21967 [HIGH] Oracle Oracle Hospitality Applications Risk Matrix: Opera Servlet — CVE-2026-21967
Oracle Oracle Hospitality Applications Risk Matrix: Opera Servlet vulnerability
CVE: CVE-2026-21967
CVSS: 8.6
Protocol: HTTP
Remote exploit: Yes
Affected versions: Network
Advisory: cpujan2026 (JAN 2026)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-01-20
Published