Detections
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SCA: security update for github.com/nezhahq/nezha (GHSA-9rc6-8cjv-rcvx)

medium Tenable Self-Hosted Container Security Plugin ID 444028

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From
 version 1.0.0 to before version 2.2.0, the getRedirectURL function in oauth2.go:22-29 constructs the
 OAuth2 callback URL by concatenating the request's Host header with a fixed path, with zero validation of
 the Host header. This can result in host header injection. This issue has been patched in version 2.2.0.
 (CVE-2026-53523)

Solution

Update the github.com/nezhahq/nezha library and its related packages to version 2.2.0 or later.

See Also

https://github.com/advisories/GHSA-9rc6-8cjv-rcvx

Plugin Details

Severity: Medium

ID: 444028

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 6/27/2026

Updated: 6/27/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:N

CVSS Score Source: CVE-2026-53523

CVSS v3

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/26/2026

Vulnerability Publication Date: 6/12/2026

Reference Information

CVE: CVE-2026-53523

cwe: CWE-601