Security researchers have identified a critical severity vulnerability impacting the popular Node.js sandboxing library vm2. Tracked as CVE-2026-26956, successful exploitation of the vulnerability allows an attacker to escape the sandbox and execute arbitrary code on the host system. Proof-of-concept code for the vulnerability is publicly available. vm2 is a widely used JavaScript sandbox that can run untrusted code with allowed Node’s built-in modules. Sandboxes are used in modern applications for a variety of functions.
Tag: sandbox escape
Vm2 Patches Critical Remote Code Execution Vulnerabilities in JavaScript Sandbox Library (CVE-2023-30547 and CVE-2023-29199)
Two critical vulnerabilities affecting its JavaScript Sandbox Library are addressed by vm2. Both the vulnerabilities CVE-2023-29199 and CVE-2023-30547 are given a CVSS score of 9.8. Successful exploitation of these vulnerabilities may allow an attacker to perform remote code execution. Seung Hyun Lee) of KAIST Hacking Lab has discovered the vulnerabilities and released proof-of-concept (PoC) (CVE-2023-29199 … Continue reading “Vm2 Patches Critical Remote Code Execution Vulnerabilities in JavaScript Sandbox Library (CVE-2023-30547 and CVE-2023-29199)”
Adobe Reader Double Free Vulnerability : CVE-2018-4990
A double free vulnerability in Adobe Reader was disclosed. CVE-2018-4990 has been assigned to track this vulnerability. Upon successful exploitation an attacker can achieve arbitrary code execution. The vulnerability has been exploited in the wild via crafted pdf document. Adobe has released APSB18-09 to address this vulnerability. Please check the advisory for the list of affected … Continue reading “Adobe Reader Double Free Vulnerability : CVE-2018-4990”