CVE-2026-8400

java-1.8.0-ibm: IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit. Security...

CVE-2026-8400 is fixed in 9 products on 1 platform, first by RHSA-2026:52949, released August 11, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.1
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0048
41st percentile

IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit. Security Fix(es): * Little CMS: lcms2: mm2/Little-CMS: Little CMS: Information disclosure or denial of service via integer overflow in CubeSize (CVE-2026-41254) * openjdk: Enhance TLS certificate handling (CVE-2026-46968) * openjdk: Enhance JPEG handling (Oracle CPU 2026-07) (CVE-2026-47010) * openjdk: Enhance XBM image support (Oracle CPU 2026-07) (CVE-2026-47021) * openjdk: Enhance Jar file processing (Oracle CPU 2026-07) (CVE-2026-47027) * openjdk: Enhance AWT ImagingLib (Oracle CPU 2026-07) (CVE-2026-47059) * openjdk: Enhance Jar handling (Oracle CPU 2026-07) (CVE-2026-47063) * openjdk: Improve Nashorn index handling (Oracle CPU 2026-07) (CVE-2026-47057) * openjdk: Enhance Dataview Implementation (Oracle CPU 2026-07) (CVE-2026-47058) * openjdk: Improve certification checking (Oracle CPU 2026-07) (CVE-2026-60147) * Eclipse Foundation OpenJ9: Eclipse OpenJ9: Buffer underflow via tracing method arguments (CVE-2026-16439) * Eclipse OMR: Eclipse OMR: Denial of service via improper input validation in arraycmp SIMD (CVE-2026-16243) * Eclipse Foundation OpenJ9: Eclipse OpenJ9: Incorrect method delegation can lead to integrity issues (CVE-2026-16441) * java-1.8.0-ibm: Arbitrary class loading and instantiation via malicious IIOP server (CVE-2026-8400) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
java-1.8.0-ibm · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-demo · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-devel · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-headless · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-jdbc · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-plugin · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-src · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1.8.0-ibm-webstart · RHEL 8 1:1.8.0.8.70-1.el8_10 RHSA-2026:52949 Aug 11, 2026
java-1_8_0-ibm · sles 15.6 1.8.0_sr8.71-150000.3.125.1 SUSE-SU-2026:4153-1 Sep 14, 2026
java-1_8_0-ibm · sles 15.7 1.8.0_sr8.71-150000.3.125.1 SUSE-SU-2026:4153-1 Sep 14, 2026

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