Vulnerability · Published Jul 21, 2026 · Assigned by oracle
CVE-2026-47058
High 7.4
In plain English
A high-severity unsafe deserialization in Oracle Java SE from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
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).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | java-1.8.0-openjdk | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-accessibility | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-accessibility-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-accessibility-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-demo | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-demo | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-demo-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-demo-fastdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-demo-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-demo-slowdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-devel | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-devel | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-devel-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-devel-fastdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-devel-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-devel-slowdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-fastdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-headless | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-headless | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-headless-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-headless-fastdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-headless-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-headless-slowdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-javadoc | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-javadoc | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-javadoc-zip | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-javadoc-zip | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-slowdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-src | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-src | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-src-fastdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-src-fastdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| AlmaLinux:8 | java-1.8.0-openjdk-src-slowdebug | 1:1.8.0.502.b07-1.1.el8 | ALSA-2026:42877 |
| AlmaLinux:9 | java-1.8.0-openjdk-src-slowdebug | 1:1.8.0.502.b07-1.2.el9.alma.1 | ALSA-2026:42877 |
| Alpine:v3.23 | openjdk11 | 11.0.32_p9-r0 | ALPINE-CVE-2026-47058 |
| Alpine:v3.24 | openjdk11 | 11.0.32_p9-r0 | ALPINE-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-17 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:24.04:LTS | openjdk-17 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-17 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-17 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-17-crac | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-17-crac | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-18 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-21 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:24.04:LTS | openjdk-21 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-21 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-21 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-21-crac | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-21-crac | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-25 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:24.04:LTS | openjdk-25 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-25 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-25 | no fix listed | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~22.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~22.04 | USN-8673-1 |
| Ubuntu:24.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~24.04 | USN-8673-1 |
| Ubuntu:24.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~24.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~26.04 | USN-8673-1 |
| Ubuntu:26.04:LTS | openjdk-8 | 8u502-ga~us1-0ubuntu1~26.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-8 | 8u502-ga~us1-0ubuntu1 | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~22.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:22.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~22.04 | USN-8674-1 |
| Ubuntu:24.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~24.04 | USN-8674-1 |
| Ubuntu:24.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~24.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~26.04 | USN-8674-1 |
| Ubuntu:26.04:LTS | openjdk-lts | 11.0.32+9-1ubuntu1~26.04 | UBUNTU-CVE-2026-47058 |
| Ubuntu:26.10 | openjdk-lts | 11.0.32+9-1ubuntu1 | UBUNTU-CVE-2026-47058 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | Oracle Java SE | 8u4918u491-perf11.0.31 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
References
- Oracle Advisory vendor-advisory