Vulnerability details
CVE-2026-73939
Oracle Helidon
CVSS 3.1
8.6High
Official description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.19. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data. CVSS 3.1 Base Score 8.6 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N).
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.6High | 3.1 | CVEProject cvelistV5 (CNA) (oracle) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Oracle Corporation | Helidon | 3.0.0 ≤ v ≤ 3.2.19 | CVEProject cvelistV5 (CNA) |
References and advisories
1- https://www.oracle.com/security-alerts/cspuaug2026.html vendor-advisory
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Details
- Published
- 2026-08-19
- Last updated
- 2026-08-28
- State
- Published
- Assigner (CNA)
- oracle
Exploit prediction (EPSS)
0.35%
Probability of exploitation in 30 days
29.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-284Improper Access Control