{"id":"CVE-2026-46968","title":"Vulnerability in Oracle Java SE (component: JSSE)","summary":"Vulnerability in Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf, 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and  21.0.11; Oracle GraalVM Enter…","severity":"medium","cvss":5.9,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-284","CWE-295"],"vendor":"oracle","product":"jre","affected":["jre = 1.8.0","jre = 11.0.31","jre = 17.0.19","jre = 21.0.11","jre = 25.0.3","jre = 26.0.1","jdk = 1.8.0","jdk = 11.0.31","jdk = 17.0.19","jdk = 21.0.11","jdk = 25.0.3","jdk = 26.0.1","graalvm = 21.3.18","graalvm_for_jdk = 17.0.19","graalvm_for_jdk = 21.0.11"],"published":"2026-07-21","updated":"2026-07-31","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46968","references":[{"url":"https://www.oracle.com/security-alerts/cpujul2026.html","label":"secalert_us@oracle.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46968.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-46968"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502751"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46968"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46968"},{"url":"https://access.redhat.com/errata/RHSA-2026:42876"},{"url":"https://access.redhat.com/errata/RHSA-2026:42880"},{"url":"https://access.redhat.com/errata/RHSA-2026:42895"},{"url":"https://access.redhat.com/errata/RHSA-2026:42899"},{"url":"https://access.redhat.com/errata/RHSA-2026:42877"},{"url":"https://access.redhat.com/errata/RHSA-2026:42887"},{"url":"https://access.redhat.com/errata/RHSA-2026:42881"},{"url":"https://access.redhat.com/errata/RHSA-2026:42893"},{"url":"https://access.redhat.com/errata/RHSA-2026:42898"},{"url":"https://access.redhat.com/errata/RHSA-2026:42879"},{"url":"https://access.redhat.com/errata/RHSA-2026:50525"},{"url":"https://access.redhat.com/errata/RHSA-2026:50281"},{"url":"https://access.redhat.com/errata/RHSA-2026:52834"},{"url":"https://access.redhat.com/errata/RHSA-2026:46808"},{"url":"https://access.redhat.com/errata/RHSA-2026:52948"},{"url":"https://access.redhat.com/errata/RHSA-2026:52949"},{"url":"https://access.redhat.com/errata/RHSA-2026:48845"}],"tags":["nvd","csaf","vex","red-hat"],"epss":0.00291,"epssPercentile":0.219,"ingestedAt":"2026-07-31T22:04:41.335Z","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","build_of_openjdk 17.0.20","build_of_openjdk 21.0.12","build_of_openjdk 8u502","hardened_images","enterprise_linux_supplementary_eus_v_10_0","enterprise_linux_supplementary_v_10","enterprise_linux_supplementary_v_8","temurin_build_of_openjdk 25.0.4"],"slug":"CVE-2026-46968","body":"## Overview\n\nVulnerability in Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf, 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and  21.0.11; Oracle GraalVM Enterprise Edition: 21.3.18. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS 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. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.9 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).\n\n## Affected\n\n- `jre = 1.8.0`\n- `jre = 11.0.31`\n- `jre = 17.0.19`\n- `jre = 21.0.11`\n- `jre = 25.0.3`\n- `jre = 26.0.1`\n- `jdk = 1.8.0`\n- `jdk = 11.0.31`\n- `jdk = 17.0.19`\n- `jdk = 21.0.11`\n- `jdk = 25.0.3`\n- `jdk = 26.0.1`\n- `graalvm = 21.3.18`\n- `graalvm_for_jdk = 17.0.19`\n- `graalvm_for_jdk = 21.0.11`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:42876** · Red Hat · fixed in: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS) · released 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42876)\n- **RHSA-2026:42880** · 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 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42880)\n- **RHSA-2026:42895** · 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 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42895)\n- **RHSA-2026:42899** · 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 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42899)\n- **RHSA-2026:42877** · 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 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42877)\n- **RHSA-2026:42887** · 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 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42887)\n- **RHSA-2026:42881** · Red Hat · fixed in: OPENJDK ELS 11.0.32 · released 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42881)\n- **RHSA-2026:42893** · Red Hat · fixed in: Red Hat Build of OpenJDK 17.0.20 · released 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42893)\n- **RHSA-2026:42898** · Red Hat · fixed in: Red Hat Build of OpenJDK 21.0.12 · released 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42898)\n- **RHSA-2026:42879** · Red Hat · fixed in: Red Hat Build of OpenJDK 8u502 · released 2026-07-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:42879)\n- **RHSA-2026:50525** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-04 · [advisory](https://access.redhat.com/errata/RHSA-2026:50525)\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · updated 2026-09-18 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46968.json)\n- **RHSA-2026:50281** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-04 · [advisory](https://access.redhat.com/errata/RHSA-2026:50281)\n- **RHSA-2026:52834** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-10 · [advisory](https://access.redhat.com/errata/RHSA-2026:52834)\n- **RHSA-2026:46808** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-07-27 · [advisory](https://access.redhat.com/errata/RHSA-2026:46808)","depth":"sunlit","depthScore":33,"depthScoreParts":{"impact":32.5,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}