CVE-2026-49396

Nezha Monitoring: Cross-site GET request can trigger stored cron commands on a victim's agents

State: Published
Severity: 7.1 High
Published: Jun 12, 2026
Updated: Jun 13, 2026
Reserved: May 29, 2026

Description

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 1.0.0 to before version 2.0.14, cross-site GET request can trigger stored cron commands on a victim's agents. This issue has been patched in version 2.0.14.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L	GitHub_M

Weaknesses

CWE-352 Cross-Site Request Forgery (CSRF)

Affected Products

Product	Versions
nezhanezhahq	>= 1.0.0, < 2.0.14Affected

References

https://github.com/nezhahq/nezha/security/advisories/GHSA-8qhj-4f8c-j8qg

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