CVE-2026-71074: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. in Oracle Corporation Helidon
CVE-2026-71074 is a critical vulnerability in Oracle Helidon affecting versions 1.0.0 through 1.4.19 and 3.0.0 through 3.2.17. It allows an unauthenticated attacker with network access via HTTP to fully compromise the Helidon server, potentially resulting in complete takeover. The vulnerability has a CVSS 3.1 base score of 9.8, indicating high impact on confidentiality, integrity, and availability. Oracle has released security patches addressing this issue as part of their August 2026 Critical Security Patch Update.
AI Analysis
Technical Summary
This vulnerability in Oracle Helidon (component: Imperative Web Server) enables an unauthenticated attacker with network access over HTTP to exploit the flaw and compromise the system. The affected versions are 1.0.0 to 1.4.19 and 3.0.0 to 3.2.17. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) indicates that the attack requires no privileges or user interaction and can be performed remotely, resulting in complete confidentiality, integrity, and availability impact. Oracle's advisory confirms the vulnerability and includes it in their Critical Security Patch Update for August 2026, providing patches for affected versions.
Potential Impact
Successful exploitation allows an unauthenticated remote attacker to fully compromise the Helidon server, leading to complete loss of confidentiality, integrity, and availability of the affected system. This can result in total takeover of the Helidon environment.
Mitigation Recommendations
Oracle has released security patches for this vulnerability in the August 2026 Critical Security Patch Update. Users should apply the relevant patches promptly to affected Helidon versions (1.0.0-1.4.19 and 3.0.0-3.2.19). Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to mitigate this critical risk.
CVE-2026-71074: Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. in Oracle Corporation Helidon
Description
CVE-2026-71074 is a critical vulnerability in Oracle Helidon affecting versions 1.0.0 through 1.4.19 and 3.0.0 through 3.2.17. It allows an unauthenticated attacker with network access via HTTP to fully compromise the Helidon server, potentially resulting in complete takeover. The vulnerability has a CVSS 3.1 base score of 9.8, indicating high impact on confidentiality, integrity, and availability. Oracle has released security patches addressing this issue as part of their August 2026 Critical Security Patch Update.
CVSS v3.1
Score 9.8critical
Affected software
Oracle Corporation
Helidon
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Oracle Helidon (component: Imperative Web Server) enables an unauthenticated attacker with network access over HTTP to exploit the flaw and compromise the system. The affected versions are 1.0.0 to 1.4.19 and 3.0.0 to 3.2.17. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) indicates that the attack requires no privileges or user interaction and can be performed remotely, resulting in complete confidentiality, integrity, and availability impact. Oracle's advisory confirms the vulnerability and includes it in their Critical Security Patch Update for August 2026, providing patches for affected versions.
Potential Impact
Successful exploitation allows an unauthenticated remote attacker to fully compromise the Helidon server, leading to complete loss of confidentiality, integrity, and availability of the affected system. This can result in total takeover of the Helidon environment.
Mitigation Recommendations
Oracle has released security patches for this vulnerability in the August 2026 Critical Security Patch Update. Users should apply the relevant patches promptly to affected Helidon versions (1.0.0-1.4.19 and 3.0.0-3.2.19). Oracle strongly recommends remaining on actively supported versions and applying security patches without delay to mitigate this critical risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-04T22:06:34.615Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspuaug2026.html","vendor":"Oracle"}]
Threat ID: 6a84cccbc6e8be0332c38f63
Added to database: 08/18/2026, 21:21:15 UTC
Last enriched: 09/11/2026, 12:32:01 UTC
Last updated: 10/02/2026, 02:46:06 UTC
Views: 25
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