Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Timeline
- 24 Oct 2026, 18:42 UTCPublishedCVE List
- 24 Oct 2026, 19:10 UTCFirst reportBluesky: CVE posts
- 24 Oct 2026, 19:33 UTCExploit code publicGitHub proof-of-concept repositories
Reports 7
2 outlets mention it. Reports are not confirmation; each links to its source.
- @cve.skyfleet.blue: CVE-2026-114820 CVE ID : CVE-2026-114820 Published : Oct. 24, 2026, 6:42 p.m. | 21 minutes ago Description : None Severity: 9.1 | CRITICAL Visit the link for more details, such as Bluesky: CVE posts, 24 Oct 2026
- @stemshop.bsky.social: 🚨 CVE-2026-114820 — CVSS 9.1 CRITICAL Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of O... 🔎 https://stemshop.top/cve/CVE-Bluesky: CVE posts, 24 Oct 2026
- @thecircuitry.to: Oracle's Security Alert for a critical 9.1 Java flaw pulls four eMudhra-linked root certificates from Java SE and GraalVM. Update Java or apply Oracle's mitigations. thecircuitry.tBluesky: CVE posts, 24 Oct 2026
- @threatroundup.bsky.social: Patch watch: CVE-2026-114820 (Oracle Corporation Oracle Java SE, CVSS 9.1). Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product oBluesky: CVE posts, 24 Oct 2026
- joedayz/cve-2026-114820-java-scan: Read-only Ansible playbook that finds Java truststores still anchoring the eMudhra and AAA roots removed for CVE-2026-114820.GitHub proof-of-concept repositories, 24 Oct 2026Exploit code
- @veduis.bsky.social: Oracle Java SE, GraalVM for JDK, and GraalVM Enterprise Edition are named in CVE-2026-114820. NVD lists the ID. Severity and version ranges are not in the summary.Bluesky: CVE posts, 24 Oct 2026
- @stackflag.bsky.social: CVE-2026-114820 - oracle java se Certain versions of Oracle Java SE, GraalVM for JDK and GraalVM Enterprise let anyone on the network use built‑in APIs to gain full control of the Bluesky: CVE posts, 24 Oct 2026
Description
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u511-b32, 8u511-perf-b32, 11.0.33.0.2, 17.0.21.0.2, 21.0.13.0.2, 25.0.5.0.2, 27.0.1.0.2; Oracle GraalVM for JDK: 17.0.21.0.2 and 21.0.13.0.2; Oracle GraalVM Enterprise Edition: 21.3.20.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as 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 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
Text from CVE List
Affected versions 10
- Oracle Java SEaffected: 8u511-b32CVE List
- Oracle Java SEaffected: 8u511-perf-b32CVE List
- Oracle Java SEaffected: 11.0.33.0.2CVE List
- Oracle Java SEaffected: 17.0.21.0.2CVE List
- Oracle Java SEaffected: 21.0.13.0.2CVE List
- Oracle Java SEaffected: 25.0.5.0.2CVE List
- Oracle Java SEaffected: 27.0.1.0.2CVE List
- Oracle GraalVM for JDKaffected: 17.0.21.0.2CVE List
- Oracle GraalVM for JDKaffected: 21.0.13.0.2CVE List
- Oracle GraalVM Enterprise Editionaffected: 21.3.20.0.2CVE List