{"id":"CVE-2026-61308","title":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking)","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,…","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-284"],"published":"2026-08-18","updated":"2026-08-21","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-61308","references":[{"url":"https://www.oracle.com/security-alerts/cspuaug2026.html","label":"secalert_us@oracle.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-61308.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-61308"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513037"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-61308"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-61308"},{"url":"https://access.redhat.com/errata/RHSA-2026:55774"},{"url":"https://access.redhat.com/errata/RHSA-2026:55778"},{"url":"https://access.redhat.com/errata/RHSA-2026:55787"},{"url":"https://access.redhat.com/errata/RHSA-2026:55798"},{"url":"https://access.redhat.com/errata/RHSA-2026:55775"},{"url":"https://access.redhat.com/errata/RHSA-2026:55781"},{"url":"https://access.redhat.com/errata/RHSA-2026:55779"},{"url":"https://access.redhat.com/errata/RHSA-2026:58266"},{"url":"https://access.redhat.com/errata/RHSA-2026:57175"},{"url":"https://access.redhat.com/errata/RHSA-2026:57765"},{"url":"https://access.redhat.com/errata/RHSA-2026:57177"},{"url":"https://access.redhat.com/errata/RHSA-2026:70630"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.0031,"epssPercentile":0.24041,"ingestedAt":"2026-08-22T15:33:55.847Z","vendor":"Oracle Corporation","product":"Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition","affected":["oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:8u501","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:11.0.32","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:17.0.20","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:21.0.12","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:25.0.4","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle Java SE:26.0.2","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle GraalVM for JDK:17.0.20","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle GraalVM for JDK:21.0.12","oracle_java_se_oracle_graalvm_for_jdk_oracle_graalvm_enterprise_edition Oracle GraalVM Enterprise Edition:21.3.19"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-08-21T16:21:38.524502Z"},"patched":["enterprise_linux_server_v_7_els","openjdk_11_els_for_rhel 7","enterprise_linux_server_optional_v_7_els","openjdk_11_els_for_rhel 8","openjdk_11_els_for_rhel 9","enterprise_linux_appstream_eus_v_10_0","enterprise_linux_appstream_v_10","enterprise_linux_appstream_v_8","enterprise_linux_appstream_aus_v_8_4","enterprise_linux_appstream_eus_extension_v_8_4","enterprise_linux_appstream_aus_v_8_6","enterprise_linux_appstream_eus_extension_v_8_6","enterprise_linux_appstream_e4s_v_8_8","enterprise_linux_appstream_tus_v_8_8","enterprise_linux_appstream_e4s_v_9_2","enterprise_linux_appstream_e4s_v_9_4","enterprise_linux_appstream_eus_v_9_6","enterprise_linux_appstream_v_9","enterprise_linux_codeready_linux_builder_eus_v_10_0","enterprise_linux_codeready_linux_builder_v_10","enterprise_linux_crb_v_8","codeready_linux_builder_eus_v_9_6","enterprise_linux_codeready_linux_builder_v_9","openjdk_els 11.0.32.1","hardened_images"],"slug":"CVE-2026-61308","body":"## Overview\n\nVulnerability 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).\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:55774** · Red Hat · fixed in: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS) · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:55774)\n- **RHSA-2026:55778** · Red Hat · fixed in: Red Hat OpenJDK 11 ELS for RHEL 7, Red Hat OpenJDK 11 ELS for RHEL 8, Red Hat OpenJDK 11 ELS for RHEL 9 · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:55778)\n- **RHSA-2026:55787** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux AppStream E4S (v.9.4), Red Hat Enterprise Linux AppStream EUS (v.9.6), Red Hat Enterprise Linux AppStream (v. 9), … · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:55787)\n- **RHSA-2026:55798** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:55798)\n- **RHSA-2026:55775** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4), Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.8), … · released 2026-08-20 · [advisory](https://access.redhat.com/errata/RHSA-2026:55775)\n- **RHSA-2026:55781** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4), Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6), Red Hat Enterprise Linux AppStream E4S (v.8.8), … · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:55781)\n- **RHSA-2026:55779** · Red Hat · fixed in: OPENJDK ELS 11.0.32.1 · released 2026-08-20 · [advisory](https://access.redhat.com/errata/RHSA-2026:55779)\n- **RHSA-2026:58266** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-21 · [advisory](https://access.redhat.com/errata/RHSA-2026:58266)\n- **RHSA-2026:57175** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:57175)\n- **RHSA-2026:57765** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-20 · [advisory](https://access.redhat.com/errata/RHSA-2026:57765)\n- **RHSA-2026:57177** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-19 · [advisory](https://access.redhat.com/errata/RHSA-2026:57177)\n- **Red Hat VEX** · Moderate · affected: Exploit Intelligence, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · no fix planned: Exploit Intelligence, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 10 · updated 2026-09-23 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-61308.json)\n- **RHSA-2026:70630** · Red Hat · fixed in: Red Hat Enterprise Linux Supplementary (v. 8) · released 2026-09-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:70630)","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}