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CVE-2026-49143

HIGH · CVSS 8.8 EPSS %0.39 Public Exploit

Kaynak: NVD + CISA KEV + EPSS · Yayınlanma: 2026-06-02T21:16:28.070 · Çekilme zamanı: 2026-06-30T12:08:29.707895+00:00

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Uzaktan istismar edilebilir olabilir.

Public Exploit Sinyali

Bu CVE için açıklama veya referanslarda public exploit / PoC / GitHub / Metasploit sinyali tespit edildi.

Tespit Edilen Sinyaller
remote code execution code execution
GitHub PoC Linkleri

Not: Bu bağlantılar yalnızca güvenlik araştırması ve doğrulama amacıyla listelenmiştir.

CVE
CVE-2026-49143
Severity
HIGH
CVSS
8.8
EPSS
%0.39

Orijinal NVD Açıklaması

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.runInNewContext() combined with eval(). Attackers can escape the Node.js vm sandbox by leveraging a host-context Function reference through util.format to access the host process via this.constructor.constructor, achieving full remote code execution on the underlying system without any authentication.