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

πŸ—“οΈΒ 02 Jun 2026Β 20:31:16Reported byΒ VulnCheckTypeΒ 
cvelist
Β cvelist
πŸ”—Β www.cve.orgπŸ‘Β 33Β Views

Unauthenticated RCE in BrowserStack Runner 0.9.5 via /_log handler using vm.runInNewContext and eval.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-49143
2 Jun 202620:31
–attackerkb
Circl
CVE-2026-49143
2 Jun 202622:00
–circl
CVE
CVE-2026-49143
2 Jun 202620:31
–cve
EUVD
EUVD-2026-34029
3 Jun 202621:39
–euvd
Github Security Blog
browserstack-runner vulnerable to Remote Code Execution via vm sandbox escape in _log HTTP handler
3 Jun 202621:39
–github
NVD
CVE-2026-49143
2 Jun 202621:16
–nvd
OSV
GHSA-6VR3-7WCX-V5G5 browserstack-runner vulnerable to Remote Code Execution via vm sandbox escape in _log HTTP handler
3 Jun 202621:39
–osv
Positive Technologies
PT-2026-45857
2 Jun 202600:00
–ptsecurity
Positive Technologies
PT-2026-46086
3 Jun 202600:00
–ptsecurity
RedhatCVE
CVE-2026-49143
5 Jun 202619:19
–redhatcve
Rows per page
[
  {
    "defaultStatus": "affected",
    "vendor": "browserstack",
    "product": "browserstack-runner",
    "repo": "https://github.com/browserstack/browserstack-runner",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "0.9.5"
      }
    ]
  }
]

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