CVE Vulnerabilities

CVE-2026-47058

Deserialization of Untrusted Data

Published: Jul 21, 2026 | Modified: Jul 23, 2026
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
7.4 IMPORTANT
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Ubuntu
MEDIUM
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Vulnerability in Oracle Java SE (component: Scripting). Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf and 11.0.31. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE accessible data as well as unauthorized access to critical data or complete access to all Oracle Java SE 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 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

Weakness

The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Affected Software

NameVendorStart VersionEnd Version
OPENJDK ELS 11.0.32RedHatjava-11-openjdk-portable*
OPENJDK ELS 11.0.32RedHatjava-11-openjdk-windows*
Red Hat Build of OpenJDK 8u502RedHatjava-1.8.0-openjdk-portable*
Red Hat Build of OpenJDK 8u502RedHatjava-1.8.0-openjdk-windows*
Red Hat Enterprise Linux 7 Extended Lifecycle SupportRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el7_9*
Red Hat Enterprise Linux 8RedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el8*
Red Hat Enterprise Linux 9RedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.2.el9*
Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el9*
Red Hat Enterprise Linux 9.4 Update Services for SAP SolutionsRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el9*
Red Hat Enterprise Linux 9.6 Extended Update SupportRedHatjava-1.8.0-openjdk-1:1.8.0.502.b07-1.1.el9*
Red Hat OpenJDK 11 els for RHEL 7RedHatjava-11-openjdk-1:11.0.32.0.9-1.el7_9*
Red Hat OpenJDK 11 els for RHEL 8RedHatjava-11-openjdk-1:11.0.32.0.9-1.el8*
Red Hat OpenJDK 11 els for RHEL 9RedHatjava-11-openjdk-1:11.0.32.0.9-1.el9*
Openjdk-13Ubuntuesm-apps/focal*
Openjdk-16Ubuntuesm-apps/focal*
Openjdk-18Ubuntujammy*
Openjdk-9Ubuntuesm-apps-legacy/xenial*

Potential Mitigations

  • Make fields transient to protect them from deserialization.
  • An attempt to serialize and then deserialize a class containing transient fields will result in NULLs where the transient data should be. This is an excellent way to prevent time, environment-based, or sensitive variables from being carried over and used improperly.

References