CVE-2026-73915: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. in Oracle Corporation Helidon
CVE-2026-73915 is a high-severity vulnerability in Oracle Helidon version 4.5.0 that allows an unauthenticated attacker with network access via HTTP to cause a denial of service by hanging or crashing the application. The vulnerability impacts availability but does not affect confidentiality or integrity. Oracle has published a Critical Security Patch Update advisory including Helidon, but no explicit patch or fix details for this specific version are confirmed in the advisory.
AI Analysis
Technical Summary
This vulnerability affects Oracle Helidon 4.5.0, specifically the Imperative Web Server component. It allows an unauthenticated attacker with network access via HTTP to cause a hang or repeated crash, resulting in a complete denial of service. The CVSS 3.1 base score is 7.5, indicating high severity with an impact on availability only. The vendor advisory references a Critical Security Patch Update covering Helidon versions including 4.5.0, but does not explicitly confirm patch availability or remediation status for this vulnerability. No known exploits in the wild have been reported.
Potential Impact
Successful exploitation results in a denial of service condition by causing the Helidon server to hang or crash repeatedly. There is no impact on confidentiality or integrity. The service disruption can affect availability of applications relying on Helidon 4.5.0.
Mitigation Recommendations
Oracle strongly recommends applying security patches promptly and staying on actively supported versions. The August 2026 Critical Security Patch Update advisory includes Helidon 4.5.0 among affected products, indicating that patches addressing vulnerabilities in this version are available. Users should consult the Oracle advisory at https://www.oracle.com/security-alerts/cspuaug2026.html for patch availability and installation instructions. Patch status for this specific vulnerability is not explicitly confirmed, so checking the vendor advisory for current remediation guidance is essential.
CVE-2026-73915: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. in Oracle Corporation Helidon
Description
CVE-2026-73915 is a high-severity vulnerability in Oracle Helidon version 4.5.0 that allows an unauthenticated attacker with network access via HTTP to cause a denial of service by hanging or crashing the application. The vulnerability impacts availability but does not affect confidentiality or integrity. Oracle has published a Critical Security Patch Update advisory including Helidon, but no explicit patch or fix details for this specific version are confirmed in the advisory.
CVSS v3.1
Score 7.5high
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects Oracle Helidon 4.5.0, specifically the Imperative Web Server component. It allows an unauthenticated attacker with network access via HTTP to cause a hang or repeated crash, resulting in a complete denial of service. The CVSS 3.1 base score is 7.5, indicating high severity with an impact on availability only. The vendor advisory references a Critical Security Patch Update covering Helidon versions including 4.5.0, but does not explicitly confirm patch availability or remediation status for this vulnerability. No known exploits in the wild have been reported.
Potential Impact
Successful exploitation results in a denial of service condition by causing the Helidon server to hang or crash repeatedly. There is no impact on confidentiality or integrity. The service disruption can affect availability of applications relying on Helidon 4.5.0.
Mitigation Recommendations
Oracle strongly recommends applying security patches promptly and staying on actively supported versions. The August 2026 Critical Security Patch Update advisory includes Helidon 4.5.0 among affected products, indicating that patches addressing vulnerabilities in this version are available. Users should consult the Oracle advisory at https://www.oracle.com/security-alerts/cspuaug2026.html for patch availability and installation instructions. Patch status for this specific vulnerability is not explicitly confirmed, so checking the vendor advisory for current remediation guidance is essential.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-13T18:41:45.888Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspuaug2026.html","vendor":"Oracle"}]
Threat ID: 6a84ccebc6e8be0332c396e6
Added to database: 08/18/2026, 21:21:47 UTC
Last enriched: 08/18/2026, 21:38:07 UTC
Last updated: 08/18/2026, 22:29:21 UTC
Views: 3
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