What’s Vulnerable › Vulnerabilities

CVE-2026-30958: OneUptime: Path Traversal — Arbitrary File Read (No Auth)

• Severity: high (CVSS 8.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-10 · updated 2026-10-07
• Weakness: CWE-22

Description

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.

Affected products

• oneuptime: before 10.0.21 — fixed in 10.0.21

How to fix

Upgrade to a fixed version: oneuptime 10.0.21. Check the vendor advisory for mitigations.

References

• https://github.com/OneUptime/oneuptime/releases/tag/10.0.21
• https://github.com/OneUptime/oneuptime/security/advisories/GHSA-p2wh-9pw8-hvff

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