VulnerabilityDeferred

CVE-2026-49396

Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool.

HIGH 7.1EPSS 0.12%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L
EPSS: 0.12% probability · 2th percentile
CISA KEV: Not listed
Weakness: CWE-352
Source: security-advisories@github.com

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.