Medium severity · published Sep 12, 2026
CVE-2026-90487
Xuxueli xxl-job JobGroupController.java privileges management
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability was found in Xuxueli xxl-job up to 3.4.2. Affected by this issue is some unknown functionality of the file xxl-job-admin/src/main/java/com/xxl/job/admin/business/controller/JobGroupController.java. The manipulation results in improper privilege management. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XX
xxl-job · Xuxueli
3.4.0; 3.4.1; 3.4.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-90487
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-90487
github.com
https://github.com/zhaizejiang/xxl-job-vuln-poc/edit/main/xxl-job3.4.2_loadById%20Endpoint%20Missing%20Authentication.md
vuldb.com
https://vuldb.com/cve/CVE-2026-90487
vuldb.com
https://vuldb.com/submit/888438
vuldb.com
https://vuldb.com/vuln/403075
vuldb.com
https://vuldb.com/vuln/403075/cti
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