{"id":"CVE-2026-59155","title":"Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool","summary":"Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to 2.2.5, the GET /api/v1/ddns and GET /api/v1/notification endpoints return full resource objects including plaintext third-party API …","severity":"none","cwe":["CWE-200"],"published":"2026-07-10","updated":"2026-07-10","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-59155","references":[{"url":"https://github.com/nezhahq/nezha/commit/39d398066d8c644fe452f74704e34ada6c7ab61e","label":"security-advisories@github.com"},{"url":"https://github.com/nezhahq/nezha/releases/tag/v2.2.5","label":"security-advisories@github.com"},{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-ww5p-j6cj-6mqq","label":"security-advisories@github.com"}],"tags":["nvd"],"epss":0.00483,"epssPercentile":0.40773,"ingestedAt":"2026-07-11T22:16:00.826Z","slug":"CVE-2026-59155","body":"## Overview\n\nNezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. Prior to 2.2.5, the GET /api/v1/ddns and GET /api/v1/notification endpoints return full resource objects including plaintext third-party API credentials, including Cloudflare API tokens, TencentCloud SecretKeys, Slack, Discord, and Telegram webhook URLs with embedded bot tokens, and Authorization header values, without any field-level redaction. Any authenticated admin or PAT with nezha:ddns:read or nezha:notification:read scope can receive stored credentials through the listDDNS and listNotification handlers in a single API response. This issue is fixed in version 2.2.5.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}