What’s Vulnerable › Vulnerabilities

CVE-2026-111387: Nezha 2.2.5 before 2.3.15 Information Disclosure via DDNS List Endpoint

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-16 · updated 2026-10-16
• Weakness: CWE-212

Description

Nezha from 2.2.5 before 2.3.15 contains an information disclosure vulnerability that allows authenticated users to retrieve third-party credentials because listDDNS omits WebhookURL and WebhookRequestBody redaction. Admins or PATs with nezha:ddns:read scope can call GET /api/v1/ddns to read cleartext tokens embedded in every user's DDNS webhook profiles.

Affected products

• nezhahq nezha: from 2.2.5 before 2.3.15 — fixed in 2.3.15

How to fix

Upgrade to a fixed version: nezhahq nezha 2.3.15. Check the vendor advisory for mitigations.

References

• https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f
• https://github.com/nezhahq/nezha/commit/39d398066d8c644fe452f74704e34ada6c7ab61e
• https://github.com/nezhahq/nezha/security/advisories/GHSA-hpfr-cmgc-f455
• https://www.vulncheck.com/advisories/nezha-2.2.5-before-2.3.15-information-disclosure-via-ddns-list-endpoint

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