Medium 4.3Published Oct 16, 2026

CVE-2026-111386Nezha 1.7.0 before 2.3.15 Cross-Tenant Server-ID Enumeration via getServerConfig

Updated under an hour ago (2026-10-19 07:30 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for nezhahq nezha

Exploited in the last 30 days

Nezha from 1.7.0 before 2.3.15 contains an information disclosure vulnerability that allows authenticated members to enumerate other tenants' server IDs through differential responses. Attackers can sweep sequential IDs against getServerConfig and setServerConfig, distinguishing 'permission denied' from success payloads to map other users' servers.

CVSS: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-204
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 16, 2026
First seen by InfoSec Signals: Oct 16, 2026

Affected products

Affected products

nezhahq nezha nezhahq:nezha (from the name)	from 1.7.0 before 2.3.15; 2.3.15 not affected	CNA record

References

https://github.com/nezhahq/nezha/security/advisories/GHSA-228w-p4h4-6rvwvendor-advisory
https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0fpatch
https://www.vulncheck.com/advisories/nezha-1.7.0-before-2.3.15-cross-tenant-server-id-enumeration-via-getserverconfigthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.