Path Traversal in Hackerbay Oneuptime
CVE-2026-30958
OneUptime is a solution for monitoring and managing online services. Prior to 10.0.21, an unauthenticated path traversal in the /workflow/docs/:componentName endpoint allows reading arbitrary files from the server filesystem. The componentName route parameter is concatenated directly into a file path passed to res.sendFile() in orker/FeatureSet/Workflow/Index.ts with no sanitization or authentication middleware. This vulnerability is fixed in 10.0.21.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.011 (63.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Hackerbay Oneuptime
- Oneuptime — versions < 10.0.21
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-30958?
- CVE-2026-30958 is a high-severity vulnerability in Hackerbay Oneuptime, classified under Path Traversal. CVSS score: 7.2/10. Published 2026-03-10.
- How severe is CVE-2026-30958?
- High severity. CVSS v3 base score is 7.2 out of 10.