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CVE-2026-90488— Xuxueli xxl-job GlueFactory.java GroovyClassLoader.parseClass code injection

Quick assessment

Affected
Xuxueli xxl-job
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Xuxueli 开发的 xxl-job 版本 3.4.2 及以下版本中确认存在一个安全漏洞。该漏洞影响了 文件中的 函数。对该函数的操纵可导致代码注入。攻击者可远程利用该漏洞。此漏洞的利用方式已被公开披露，因此可能被实际利用。供应商虽在漏洞披露初期即被联系，但始终未作出任何回应。

CVSS 6.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-90488

Vulnerability Information
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Vulnerability Title
Xuxueli xxl-job GlueFactory.java GroovyClassLoader.parseClass code injection
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Xuxueli xxl-job 3.4.0 cpe:2.3:a:xuxueli:xxl-job:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90488

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III. Intelligence Information for CVE-2026-90488

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Proof of Concept for CVE-2026-90488 (1)

Same Patch Batch · Xuxueli · 2026-09-12 · 3 CVEs total

CVE-2026-90487 4.3 MEDIUM Xuxueli xxl-job JobGroupController.java privileges management
CVE-2026-90489 3.5 LOW Xuxueli xxl-job insert cross site scripting

IV. Related Vulnerabilities

Same product: xxl-job
Same vendor: Xuxueli
Same weakness: CWE-94

V. Comments for CVE-2026-90488

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