CVE-2026-70907

MediumCVSS 5.3

Published: 18/08/2026(UTC)Updated: 20/08/2026(UTC)Translated: 19/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.28%

20th percentile - higher than 20% of all known CVEs

Summary

Vulnerability in Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition (component: JSSE). An unauthenticated attacker over the network (TLS) can cause a partial denial of service (partial DoS).

Risk Assessment

Risk of service unavailability for applications using JSSE, potentially impacting Java-based systems.

Recommendation

Apply available security updates for Oracle Java SE and GraalVM, and monitor TLS traffic.

Original NVD description (English source)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u501, 11.0.32, 17.0.20, 21.0.12, 25.0.4, 26.0.2; Oracle GraalVM for JDK: 17.0.20 and 21.0.12; Oracle GraalVM Enterprise Edition: 21.3.19. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).