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I. Basic Information for CVE-2026-39401
Vulnerability Information

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Vulnerability Title
Privilege Escalation via update_event Job Output in Cronicle
Source: NVD (National Vulnerability Database)
Vulnerability Description
Cronicle is a multi-server task scheduler and runner, with a web based front-end UI. Prior to 0.9.111, jb child processes can include an update_event key in their JSON output. The server applies this directly to the parent event's stored configuration without any authorization check. A low-privilege user who can create and run events can modify any event property, including webhook URLs and notification emails. This vulnerability is fixed in 0.9.111.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
xyOps 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xyOps是Joseph Huckaby个人开发者的一个多服务器任务调度与执行平台。 xyOps 0.9.111之前版本存在安全漏洞,该漏洞源于服务器对JSON输出中的update_event键应用时缺少授权检查,可能导致低权限用户修改任意事件属性。
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
VendorProductAffected VersionsCPESubscribe
jhuckabyCronicle < 0.9.111 -
II. Public POCs for CVE-2026-39401
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III. Intelligence Information for CVE-2026-39401
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IV. Related Vulnerabilities
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