CVE-2026-61308 (GCVE-0-2026-61308)

Vulnerability from cvelistv5 – Published: 2026-08-18 21:00 – Updated: 2026-08-21 16:25
VLAI
Summary
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). 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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. While the vulnerability is in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N).
Severity
6.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-21 16:21 UTC
CWE
  • Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. While the vulnerability is in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data.
  • 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.


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