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CVE-2026-90489— Xuxueli xxl-job insert cross site scripting

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.

xuxueli XXL-JOB是中国xuxueli个人开发者开源的一个分布式任务调度平台。 xuxueli XXL-JOB 3.5.0及之前版本存在安全漏洞，该漏洞源于对文件/jobinfo/insert中参数name/author的错误操作，可远程触发，可能导致跨站脚本攻击。

CVSS 3.5 · Low EPSS 0.33% · P26 Updated Sep 19, 2026

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 6

Vendor	Product	Version Range	Status
Xuxueli	xxl-job	`3.0`	affected
		`3.1`	affected
		`3.2`	affected
		`3.3`	affected
		`3.4`	affected
		`3.5.0`	affected

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I. Basic Information for CVE-2026-90489

Vulnerability Information

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Vulnerability Title

Xuxueli xxl-job insert cross site scripting

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability was identified in Xuxueli xxl-job up to 3.5.0. This vulnerability affects unknown code of the file /jobinfo/insert. Such manipulation of the argument name/author leads to cross site scripting. The attack can be executed remotely. The exploit is publicly available and might be used. 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:R/S:U/C:N/I:L/A:N

Source: CVE Program / CVE List V5

Vulnerability Type

在Web页面生成时对输入的转义处理不恰当(跨站脚本)

Source: CVE Program / CVE List V5

Vulnerability Title

xuxueli XXL-JOB 跨站脚本漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Xuxueli	xxl-job	3.0	`cpe:2.3:a:xuxueli:xxl-job::::::::`

II. Public POCs for CVE-2026-90489

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-90489

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Other References for CVE-2026-90489 (1)

🔗 CVE/xxl-job-xss.md at main · hhhh333/CVE · GitHub Read full article exploit

https://www.cve.org/CVERecord?id=CVE-2026-90489

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

CVE-2026-90488	6.3 MEDIUM	Xuxueli xxl-job GlueFactory.java GroovyClassLoader.parseClass code injection
CVE-2026-90487	4.3 MEDIUM	Xuxueli xxl-job JobGroupController.java privileges management

IV. Related Vulnerabilities

Same product: xxl-job

Same vendor: Xuxueli

Same weakness: CWE-79