CVE-2026-70907 (GCVE-0-2026-70907)

Vulnerability from cvelistv5 – Published: 2026-08-18 21:02 – Updated: 2026-08-19 12:55
VLAI
Summary
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).
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-19 12:33 UTC
CWE
  • 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.
  • CWE-284 - Improper Access Control
Assigner
References
Impacted products
Vendor Product Version CPE status
Oracle Corporation Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition Affected: Oracle Java SE:8u501 (semver)
Affected: Oracle Java SE:11.0.32 (semver)
Affected: Oracle Java SE:17.0.20 (semver)
Affected: Oracle Java SE:21.0.12 (semver)
Affected: Oracle Java SE:25.0.4 (semver)
Affected: Oracle Java SE:26.0.2 (semver)
Affected: Oracle GraalVM for JDK:17.0.20 (semver)
Affected: Oracle GraalVM for JDK:21.0.12 (semver)
Affected: Oracle GraalVM Enterprise Edition:21.3.19 (semver)
    cpe:2.3:a:oracle:java_se:8u501:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:java_se:11.0.32:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:java_se:17.0.20:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:java_se:21.0.12:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:java_se:25.0.4:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:java_se:26.0.2:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:graalvm_for_jdk:17.0.20:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:graalvm_for_jdk:21.0.12:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:graalvm:21.3.19:*:*:*:enterprise:*:*:*
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.