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.
Published: 2026-04-07
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 07 Apr 2026 20:45:00 +0000

Type Values Removed Values Added
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.
Title Privilege Escalation via update_event Job Output in Cronicle
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-07T20:24:06.418Z

Reserved: 2026-04-06T22:06:40.516Z

Link: CVE-2026-39401

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-07T21:17:18.547

Modified: 2026-04-07T21:17:18.547

Link: CVE-2026-39401

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses