CVE-2026-49144

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

                                        CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N                                    

Vulnerability Description

BrowserStack Runner through 0.9.5 contains a path traversal vulnerability in the _default HTTP handler in lib/server.js that allows unauthenticated network-adjacent attackers to read arbitrary files. Attackers can exploit the unauthenticated HTTP server bound on all interfaces to traverse outside the project root and access sensitive files.

Vulnerability Details

Published Date

June 02, 2026

Last Modified

June 04, 2026

CWE ID

CWE-22

Source

NVD

Vendor

browserstack

Product

browserstack-runner

External References

https://github.com/browserstack/browserstack-runner/security/advisories/GHSA-8rpw-6cqh-2v9h
https://www.vulncheck.com/advisories/browserstack-runner-path-traversal-via-default-http-handler

CVE-2026-49144

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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