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CVE-2026-90488

Xuxueli xxl-job GlueFactory.java GroovyClassLoader.parseClass code injection

MEDIUM
6.3
CVSS Score
Published: September 12, 2026 at 11:15 PM UTC
Updated: September 15, 2026 at 03:17 PM UTC
1 product affected across 1 vendorXxl Job

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability was determined in Xuxueli xxl-job up to 3.4.2. This affects the function GroovyClassLoader.parseClass of the file xxl-job-core/src/main/java/com/xxl/job/core/glue/GlueFactory.java. This manipulation causes code injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/403076
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403076/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90488
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/888470
Exploit
Source: cverecord
https://github.com/zhaizejiang/xxl-job-vuln-poc/blob/main/xxl-job%20v3.4.2%20Remote%20Code%20Execution%20via%20Groovy%20Code%20Execution.md

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-94CWE-74

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