CVE-2022-21626: azul zulu Protection Mechanism Failure
Vulnerability summary
CVE-2022-21626 is a medium (CVSS 5.3) Protection Mechanism Failure vulnerability in azul zulu. EPSS estimates a 2.43% chance of exploitation in the next 30 days, higher than 84.3% of scored vulnerabilities.
Not severe (CVSS 5.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 36 · Related 21Timeline
- 18-10-2022PublishedVulnerability first disclosed.
- 27-05-2026Last modifiedVulnerability information updated.
Description
Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u341, 8u345-perf, 11.0.16.1; Oracle GraalVM Enterprise Edition: 20.3.7, 21.3.3 and 22.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM Enterprise Edition. Note: This vulnerability 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. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).
CVSS metrics
7 scores · 7 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · DebianEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · WolfiEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · ChainguardEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVDNIST5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · AlpineEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS trend
Probability
2.43%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
Increase +0.48 pp
From 1.95% on 05-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Chainguard18 products
- openjdk-10All versions (No fix recorded)
- openjdk-11-openj9-default-policy< 0.53.0-r0
- openjdk-17-openj9-default-policy< 0.53.0-r0
- openjdk-21-openj9-default-policy< 0.53.0-r0
- openjdk-25-openj9< 0.59.0-r1
Netapp10 products
- 7-mode_transition_toolna
- cloud_insights_acquisition_unitna
- cloud_secure_agentna
- e-series_santricity_os_controller≥ 11.0, ≤ 11.70.2
- e-series_santricity_storage_managerna
Ubuntu5 products
- openjdk-13All versions (No fix recorded)
- openjdk-16All versions (No fix recorded)
- openjdk-8< 8u352-ga-1~16.04 | < 8u352-ga-1~18.04 | < 8u352-ga-1~20.04 | < 8u352-ga-1~22.04
- openjdk-9All versions (No fix recorded)
- openjdk-lts< 11.0.17+8-1ubuntu2~18.04 | < 11.0.17+8-1ubuntu2~20.04 | < 11.0.17+8-1ubuntu2~22.04
Oracle3 products
Alpine2 products
- openjdk11< 11.0.17_p8-r0
- openjdk8< 8.362.09-r0
Wolfi2 products
- openjdk-10All versions (No fix recorded)
- openjdk-9-jreAll versions (No fix recorded)
Azul1 product
- zuluEOL6.49 | 7.56 | 8.64 | 11.58 | 13.50 | 15.42
Debian1 product
- openjdk-11< 11.0.18+10-1~deb11u1
Fedoraproject1 product
- fedoraEOL35 | 36
Oracle corporation1 product
- java se jdk and jreOracle Java SE:8u341 | Oracle Java SE:8u345-perf | Oracle Java SE:11.0.16.1 | Oracle GraalVM Enterprise Edition:20.3.7 | Oracle GraalVM Enterprise Edition:21.3.3 | Oracle GraalVM Enterprise Edition:22.2.0
10 vendors · 44 products