CVE-2026-21945Uncontrolled Resource Consumption in Corporation Oracle Graalvm Enterprise Edition

Severity
7.5HIGHNVD
EPSS
0.1%
top 83.34%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 20
Latest updateFeb 3

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u471, 8u471-b50, 8u471-perf, 11.0.29, 17.0.17, 21.0.9, 25.0.1; Oracle GraalVM for JDK: 17.0.17 and 21.0.9; Oracle GraalVM Enterprise Edition: 21.3.16. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle Gr

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages6 packages

CVEListV5oracle_corporation/oracle_java_se7 versions+6
NVDoracle/graalvm21.3.16, 17.0.17, 21.0.9+2
CVEListV5oracle_corporation/oracle_graalvm_for_jdk17.0.17, 21.0.9+1
NVDoracle/jdk5 versions+4

🔴Vulnerability Details

3
GHSA
GHSA-r2mr-x4h2-9chr: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security)2026-01-21
OSV
CVE-2026-21945: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security)2026-01-20
CVEList
CVE-2026-21945: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security)2026-01-20

📋Vendor Advisories

11
Ubuntu
OpenJDK 17 vulnerabilities2026-02-03
Ubuntu
OpenJDK 21 vulnerabilities2026-02-02
Ubuntu
OpenJDK 25 vulnerabilities2026-02-02
Ubuntu
OpenJDK 8 vulnerabilities2026-02-02
Ubuntu
CRaC JDK 21 vulnerabilities2026-02-02

🕵️Threat Intelligence

1
Wiz
CVE-2026-21945 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2026-21945 — Uncontrolled Resource Consumption | cvebase