CVE-2026-49144

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...

CVE-2026-49143

BrowserStack Runner through 0.9.5 contains a remote code execution vulnerability in the /log HTTP handler that allows unauthenticated network-adjacent attackers to execute arbitrary code by submitting crafted JSON request bodies to the handler, which passes user-supplied data to vm.runInNewContex...

GHSA-6VR3-7WCX-V5G5 browserstack-runner vulnerable to Remote Code Execution via vm sandbox escape in _log HTTP handler

Summary The HTTP handler /log in lib/server.js lines 491–515 of browserstack-runner passes unauthenticated user-supplied data to vm.runInNewContext combined with eval, enabling a sandbox escape and arbitrary code execution on the host system. Details When browserstack-runner starts, it creates an...

browserstack-runner vulnerable to Remote Code Execution via vm sandbox escape in _log HTTP handler

Summary The HTTP handler /log in lib/server.js lines 491–515 of browserstack-runner passes unauthenticated user-supplied data to vm.runInNewContext combined with eval, enabling a sandbox escape and arbitrary code execution on the host system. Details When browserstack-runner starts, it creates an...

browserstack-tape-runner (>=1.0.0 <=3.0.0), duplo (>=1.6.11 <=1.9.1) +4 more potentially affected by CVE-2026-49143 via browserstack-runner (>=0.2.1 <=0.9.4)

browserstack-runner NPM version =0.2.1, =1.0.0, =1.6.11, =0.1.4, =0.1.1, =2.0.2 - run-browserstack-tests =1.0.2 - yasmf-localization =0.0.2 Source cves: CVE-2026-49143 Source advisory: OSV:GHSA-6VR3-7WCX-V5G5...

browserstack-tape-runner (>=1.0.0 <=3.0.0), duplo (>=1.6.11 <=1.9.1) +4 more potentially affected by CVE-2026-49144 via browserstack-runner (>=0.2.1 <=0.9.4)

browserstack-runner NPM version =0.2.1, =1.0.0, =1.6.11, =0.1.4, =0.1.1, =2.0.2 - run-browserstack-tests =1.0.2 - yasmf-localization =0.0.2 Source cves: CVE-2026-49144 Source advisory: OSV:GHSA-8RPW-6CQH-2V9H...

EUVD-2026-34031

browserstack-runner has an unauthenticated arbitrary file read via path traversal in HTTP server...

GHSA-8RPW-6CQH-2V9H browserstack-runner has an unauthenticated arbitrary file read via path traversal in HTTP server

Summary The HTTP server in browserstack-runner serves files from the project directory via the default handler. This handler uses path.joinprocess.cwd, uri to resolve file paths but does not validate that the resulting path stays within the project root. Combined with the server binding on 0.0.0....

PT-2026-46088

Summary The HTTP server in browserstack-runner serves files from the project directory via the default handler. This handler uses path.joinprocess.cwd, uri to resolve file paths but does not validate that the resulting path stays within the project root. Combined with the server binding on 0.0.0....

CVE-2026-49144

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...

CVE-2026-49143

BrowserStack Runner through 0.9.5 contains a remote code execution vulnerability in the /log HTTP handler that allows unauthenticated network-adjacent attackers to execute arbitrary code by submitting crafted JSON request bodies to the handler, which passes user-supplied data to vm.runInNewContex...

CVE-2026-49144

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...

CVE-2026-49144 BrowserStack Runner 0.9.5 Path Traversal via _default HTTP Handler

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...

CVE-2026-49144 BrowserStack Runner 0.9.5 Path Traversal via _default HTTP Handler

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...

CVE-2026-49144

CVE-2026-49144 : BrowserStack Runner 0.9.5 contains a path traversal vulnerability in the _default HTTP handler (lib/server.js) that allows unauthenticated attackers on the network-adjacent interface to read arbitrary files outside the project root. The description notes an unauthenticated HTTP s...

CVE-2026-49143 BrowserStack Runner 0.9.5 Unauthenticated RCE via /_log HTTP Handler

BrowserStack Runner through 0.9.5 contains a remote code execution vulnerability in the /log HTTP handler that allows unauthenticated network-adjacent attackers to execute arbitrary code by submitting crafted JSON request bodies to the handler, which passes user-supplied data to vm.runInNewContex...

CVE-2026-49143 BrowserStack Runner 0.9.5 Unauthenticated RCE via /_log HTTP Handler

BrowserStack Runner through 0.9.5 contains a remote code execution vulnerability in the /log HTTP handler that allows unauthenticated network-adjacent attackers to execute arbitrary code by submitting crafted JSON request bodies to the handler, which passes user-supplied data to vm.runInNewContex...

CVE-2026-49143

CVE-2026-49143 affects BrowserStack Runner up to version 0.9.5. The vulnerability is in the /_log HTTP handler, permitting unauthenticated, network-adjacent attackers to achieve remote code execution by sending crafted JSON bodies that are passed to vm.runInNewContext() with eval(); attackers can...

CVE-2026-49143

BrowserStack Runner through 0.9.5 contains a remote code execution vulnerability in the /log HTTP handler that allows unauthenticated network-adjacent attackers to execute arbitrary code by submitting crafted JSON request bodies to the handler, which passes user-supplied data to vm.runInNewContex...

PT-2026-45857

Name of the Vulnerable Software and Affected Versions BrowserStack Runner versions prior to 0.9.6 Description An issue in the / log HTTP handler allows unauthenticated network-adjacent attackers to execute arbitrary code on the host system. The handler processes JSON request bodies by passing...