New PHP Composer Flaws Enable Arbitrary Command Execution — Patches Released

Two high-severity security vulnerabilities have been disclosed in Composer, a package manager for PHP, that, if successfully exploited, could result in arbitrary command execution. The vulnerabilities have been described as command injection flaws affecting the Perforce VCS version control softwa...

CVE-2026-39808

Fortinet FortiSandbox versions 4.4.0–4.4.8 are affected by an unauthenticated OS command injection vulnerability in the /fortisandbox/job-detail/tracer-behavior endpoint. The flaw arises from improper neutralization of the jid parameter, enabling arbitrary commands execution as root when input is...

CVE-2026-39808

A improper neutralization of special elements used in an os command 'os command injection' vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.8 may allow attacker to execute unauthorized code or commands via...

CVE-2026-39808

A improper neutralization of special elements used in an os command 'os command injection' vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.8 may allow attacker to execute unauthorized code or commands via...

GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio Code allows an authorized attacker to disclose information over a network...

Windows Snipping Tool Remote Code Execution Vulnerability

Improper neutralization of special elements used in a command 'command injection' in Windows Snipping Tool allows an unauthorized attacker to execute code locally...

JLSEC-2026-115 Deno has an incomplete fix for command-injection prevention on Windows — case-insensitive extension bypass

Summary A prior patch aimed to block spawning Windows batch/shell files by returning an error when a spawned path’s extension matched .bat or .cmd. That check performs a case-sensitive comparison against lowercase literals and therefore can be bypassed when the extension uses alternate casing for...

JLSEC-2026-116 Deno has a Command Injection via Incomplete shell metacharacter blocklist in `node:child_process`

Summary A command injection vulnerability exists in Deno's node:childprocess implementation. Reproduction javascript import spawnSync from "node:childprocess"; import as fs from "node:fs"; // Cleanup try fs.unlinkSync'/tmp/rceproof'; catch // Create legitimate script...

JLSEC-2026-113 Deno is Vulnerable to Command Injection on Windows During Batch File Execution

Summary Deno versions up to 2.5.1 are vulnerable to Command Line Injection attacks on Windows when batch files are executed. Details In Windows, CreateProcess always implicitly spawns cmd.exe if a batch file .bat, .cmd, etc. is being executed even if the application does not specify it via the...

OS Command Injection in Bamboo Data Center - CVE-2026-21571

This Critical severity OS Command Injection vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This RCE Remote Code Execution vulnerability, with a CVSS Score of 9.4 and a CVSS Vector of...

Exploit for CVE-2026-35585

CVE-2026-35585: File Browser OS Command Injection PoC Desc...

Command injection via malicious Perforce repository definition

Impact The Perforce::generateP4Command method constructed shell commands by interpolating user-supplied Perforce connection parameters port, user, client without proper escaping. An attacker controlling a repository configuration in a malicious composer.json declaring a Perforce VCS repository...

Command injection via malicious Perforce source reference/url

Impact The Perforce::syncCodeBase method appended the $sourceReference parameter to a shell command without proper escaping, allowing an attacker to inject arbitrary commands through a crafted source reference containing shell metacharacters. Further as in GHSA-wg36-wvj6-r67p / CVE-2026-40176 the...

CVE-2026-5996

A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313b20191024. The affected element is the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument ttyserver leads to os command injection. It is possible to...

CVE-2026-5976

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313b20191024. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument sambaEnabled results in os command injection. It is possible to initiate th...

CVE-2026-5850

A vulnerability was identified in Totolink A7100RU 7.4cu.2313b20191024. This affects the function setVpnPassCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument pptpPassThru leads to os command injection. Remote exploitation of the attack is possible...

EUVD-2026-22134

Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open" API could have commands injected into the underlying shell. See CVE-2026-4519 for details...

EUVD-2026-22092

A series of Improper Input Validation vulnerabilities could allow a Command Injection by a malicious actor with access to the UniFi Play network. Affected Products: UniFi Play PowerAmp Version 1.0.35 and earlier UniFi Play Audio Port Version 1.0.24 and earlier Mitigation: Update UniFi Play...

CVE-2026-27675

SAP Landscape Transformation contains a vulnerability in an RFC-exposed function module that could allow a high privileged adversary to inject arbitrary ABAP code and operating system commands. Due to this, some information could be modified, but the attacker does not have control over kind or...

CVE-2026-27675

CVE-2026-27675 affects SAP Landscape Transformation via an RFC-exposed function module that could allow a high-privilege attacker to inject arbitrary ABAP code and operating-system commands. The described impact is limited: confidentiality and availability are unaffected, while integrity could be...